Internal / Rod Seal Hydraulic Seals and Pneumatic Seals

S-seals are designed to be reliable under the most extreme conditions of temperature and pressure. They are also quick and easy to install, and they can provide prolonged service with minimum maintenance. CTG ’s experienced engineers will custom tailor S-seals to your exact requirements, and... [See More]

• Orientation / Direction: Rod Seal
• Operating Temperature: -150 to 600

• Material (ASTM Abbreviation): Ethylene Propylene; Fluoroelastomer (FKM); Flourosilicone (FVMQ); Nitrile (NBR); Highly Saturated Nitrile (HNBR); Silicone, FFKM

T-seals are used when an O-ring ’s outstanding ability to seal over a wide range of pressures and temperatures is required, but an improved solution with greater resistance to extrusion and twisting is also necessary. T-seals fit into existing O-ring grooves, so no re-machining or redesign of... [See More]

• Orientation / Direction: Rod Seal
• Operating Temperature: -150 to 600

• Material (ASTM Abbreviation): Ethylene Propylene; Fluoroelastomer (FKM); Flourosilicone (FVMQ); Nitrile (NBR); Highly Saturated Nitrile (HNBR); Silicone, FFKM

High pressure rotary seal, pressures to 1500 psi [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: English

CAPPED GT & GTL SEALS. With Greene, Tweed ’s ACGT ™/ACGTL ™ rings seal extrusion gaps and high pressures are not a problem. Both are designed for effective, long-sealing life in high- and low-pressure environments. Additionally, both are engineered to handle a broad range of... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: (Composite Seal)

• Action: Single Acting
• Design Units: English

FTL Technology supplies hydraulic seal solutions for light, medium and heavy duty industrial applications. In the case of light and medium duty applications, the application parameters generally allow the use of single element rod, piston and wiper seals. What is a Hydraulic Seal?. A hydraulic seal... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Material (ASTM Abbreviation): Fluoroelastomer (FKM); Nitrile (NBR); Polytetrafluoroethylene (PTFE); Polyurethane

• Action: Single Acting

The task of guides is to guide the rods and pistons of pneumatic and hydraulic cylinders and prevent them from coming into direct metallic contact with the cylinder housing. The guides of Freudenberg Sealing Technologies are able to take up high shearing forces even in case of a short guiding... [See More]

• Orientation / Direction: Rod Seal
• Material (ASTM Abbreviation): Polytetrafluoroethylene (PTFE); HG, HGW, PA

• Design Units: English; Metric

Loaded Lip Seals are very versatile and can be used as rod seals or piston seals. They are considered to be multi-purpose seals and are designed for significantly improved performance. DMR Loaded Lip Seals are molded from 92 Durometer Urethane with a 70 Durometer Nitrile energizer. The energizer... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Operating Temperature: -65 to 300

• Pressure: 5000

IBT Industrial Solutions is the expert in hydraulics products and hydraulic solutions. Our experience in fluid power and our wide array of hydraulics products will lead you to the best hydraulics solution for your business. We provide solutions to companies in various industries that rely on mobile... [See More]

• Orientation / Direction: Rod Seal; Piston Seal

• Seal Type: Piston Ring

The Turcon ® Glyd Ring ® T is a double-acting O-Ring energized rod seal for dynamic applications, offering low friction with no stick-slip, minimal break out force and high wear resistance. The trapezoidal cross-section of the Turcon ® Glyd Ring ® T provides very good static... [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Action: Double Acting
• Shaft O.D. or Seal I.D.: 0.1181 to 102

DesignThe Hallite 744 is a robust double acting rod seal specifically developed for longwall mining roof support applications. It is of similar construction to the well established Hallite 730 and comprises a tough wear resistant thermoplastic polyester elastomer (TPE) face, which is loaded by a... [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Action: Double Acting
• Shaft O.D. or Seal I.D.: 2.48 to 4.33

Hi-Tech Seals can supply both piston and rod buffer seals, however, the majority of our stock consists of rod seals. Buffer seals are usually used in combination with a U-cup style seal. Buffer seals in rod applications are designed to absorb pressure fluctuations when working under high-load... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: (Composite Seal)

• Action: Single Acting
• Design Units: English

High Pressure U-Seal packing, pressures to 2500 psi [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: English

With Greene, Tweed ’s ACGT ™-HP/ACGTL ™-HP seals extrusion gaps and high pressures are no longer a challenge. The ACGT-HP is a bidirectional design while the ACGTL-HP is designed for unidirectional applications. Both variations are extremely versatile and developed for highly... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: (Composite Seal)

• Action: Single Acting
• Design Units: English

FTL Technology has a distinguished pedigree supplying pneumatic seals across a wide range of industries. Our expert engineers understand the unique requirements of an application, translating this into a pneumatic seal specification that will delivery outstanding performance in the field. Ensuring... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Pressure: 145

• Seal Type: Piston Ring

The rod seals of Freudenberg Sealing Technologies persuade with their durability and high efficiency. They are primarily used in pneumatic and hydraulic cylinders. Their task is to seal the retracting and extending cylinder rod , thereby preventing the pressurised operating medium from escaping from... [See More]

• Orientation / Direction: Rod Seal
• Material (ASTM Abbreviation): Fluoroelastomer (FKM); Nitrile (NBR); Polytetrafluoroethylene (PTFE); AU, TPU

• Design Units: English; Metric

This single-acting O-Ring energized rod seal is made of Turcon ® or Zurcon ® and provides high static and dynamic sealing results. Can be installed together with other seals in a tandem configuration for advanced static and dynamic tightness. The Turcon ® Stepseal ® 2K offers high... [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 0.3937 to 9.84

DesignThe O ring Loaded Lip Seal (OL) is a molded seal with medium unit loading that offers good wear and contamination resistance.It is available in many elastomer (rubber) compounds.Features Available in high temperature HNBR and genuine Viton Available upon request Good wear characteristics... [See More]

• Orientation / Direction: Rod Seal

• Design Units: English; Metric

Hi-Tech Seals can supply both piston and rod buffer seals, however, the majority of our stock consists of rod seals. Buffer seals are usually used in combination with a U-cup style seal. Buffer seals in rod applications are designed to absorb pressure fluctuations when working under high-load... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: (Composite Seal)

• Action: Single Acting
• Design Units: English

Rotary seal, additional materials may be available, pressures to 500 psi [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: English

Greene, Tweed ’s Enercam (patent pending) seal was developed for extremely demanding flight control environments but is also an outstanding choice in a wide variety of applications where superior leakage control and durability are critical. Available for use in either one or two back-up gland... [See More]

• Orientation / Direction: Rod Seal
• Material (ASTM Abbreviation): Ethylene Propylene (optional feature); Fluoroelastomer (FKM) (optional feature); Flourosilicone (FVMQ) (optional feature); Nitrile (NBR) (optional feature)

• Seal Type: (Composite Seal)

Pneumatic Rod seals are typically used in pneumatic cylinders for sealing pressurised air. Rod Seals work together with wiper seals to protect a hydraulic system against external contaminants, including dirt, dust and outside weather conditions. Rod seals maintain a seal with the piston rod in... [See More]

• Orientation / Direction: Rod Seal
• Speed: 98.43 to 984

• Material (ASTM Abbreviation): Fluoroelastomer (FKM); Nitrile (NBR); Polytetrafluoroethylene (PTFE); Polyurethane
• Pressure: 5802

The state-of-the-art pneumatic seals of Freudenberg Sealing Technologies are used in dynamic applications and employ combined wiping/sealing elements due to the lower operating pressures in comparison with those arising in hydraulics. In connection with special materials, the use of the pneumatic... [See More]

• Orientation / Direction: Rod Seal
• Material (ASTM Abbreviation): Fluoroelastomer (FKM); Nitrile (NBR); AU

• Design Units: English; Metric

A single-acting O-Ring energized rod seal with hydrostatic ventilation for use in dynamic applications. Prevents pressure build-up between seals in all service conditions. Low friction with no stick-slip, minimal break out force and high wear resistance. Recommended for use with a secondary rod seal... [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 0.4724 to 9.84

DesignThe result of many years testing and development, the Hallite 609 rod seal is truly a breakthrough in pneumatic sealing. The Hythane 181 material and the profile of the dynamic sealing lip combine to offer both ultra low friction - significantly less than that of rubber - and ultra long... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.4724 to 1.26

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.7480 to 1.65

Hi-Tech Seals can supply both piston and rod buffer seals, however, the majority of our stock consists of rod seals. Buffer seals are usually used in combination with a U-cup style seal. Buffer seals in rod applications are designed to absorb pressure fluctuations when working under high-load... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: (Composite Seal)

• Action: Single Acting
• Design Units: English

U-Seal packing, additional materials may be available, pressures to 1500psi [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: English

Generally used as a primary rod seal in dynamic tandem systems, Greene, Tweed ’s new ESE design is available for use in either one or two back-up gland widths. The ESE provides superior performance in tandem seal applications. Its unidirectional, “self-venting ” design is... [See More]

• Orientation / Direction: Rod Seal
• Design Units: English

• Seal Type: (Composite Seal)
• Shaft O.D. or Seal I.D.: ? to 1.12

A single-acting sealing element comprised of a U-shaped Turcon ® ring and V-shaped metallic energizing finger spring. Suitable for reciprocating and light duty rotary movement. Compatible with most fluids and chemicals and efficient in a wide range of temperatures, it offers low friction with no... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: Metric

The Hallite 416 is a buffer seal developed to work in conjunction with high performance rod seals, such as the Hallite 605 and 621.It has a bronze filled PTFE ring with a pre-loaded lip energised by an O-Ring. Theseal is designed to protect the primary rod seal from pressure spikes in the cylinder. [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.5000 to 16

• Design Units: English
• Housing I.D. or Seal O.D.: 0.7870 to 16.81

The T-seal comes in both piston (TPO) and rod (TRO) styles, and can be installed in standard O-ring grooves. The T-seal is a double acting seal. The Back-up rings and sturdy base help prevent extrusion and spiralling up to 5,000 PSI. Standard T-seals are composed of a Nitrile sealing element and two... [See More]

• Orientation / Direction: Rod Seal
• Design Units: English

• Action: Double Acting
• Shaft O.D. or Seal I.D.: 0.1875 to 15

Greene, Tweed ’s RSA Seal ® (Rubber-Spring Actuated) offers low compression set, high tear resistance, modulus, abrasion resistance and long life in rugged operating conditions. The RSA seal with full heel bearing is a compact, pressure-compensating U-type seal made from a proprietary... [See More]

• Orientation / Direction: Rod Seal
• Design Units: English

• Seal Type: U-ring / Block Vee Ring
• Shaft O.D. or Seal I.D.: 0.7480 to 15.5

Turcon ® Variseal ® W2 is a single-acting rod seal consisting of a U-shaped jacket and a corrosion-resistant Slantcoil ® spring. The advantage of the seal lies in its low friction and relatively constant preloading force over a large deformation range. Suitable for reciprocating and... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: Metric

The Hallite 653 is a buffer seal developed to work in conjunction with high performance rod seals, such as the Hallite 605 and 621. It is also interchangeable with common PTFE buffer seal housings.The seal, which is manufactured in Hythane 181, is designed to provide a valve action to prevent... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 1.57 to 8.46

• Design Units: English; Metric
• Housing I.D. or Seal O.D.: 2.19 to 9.29

The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. Symmetrical, rod and piston styles are available in a range of sizes. The non-symmetric styles provide the added benefits of:... [See More]

• Orientation / Direction: Rod Seal
• Design Units: English

• Seal Type: U-ring / Block Vee Ring; Cup Packing
• Shaft O.D. or Seal I.D.: 0.3750 to 6.75

The Zurcon ® U-Cup has a very high sealing performance due to its ability to withstand lower friction and lower heat generation than standard U-Cups. The special shape of the trimmed lips allows for outstanding wear and extrusion resistance. Compatible with virtually all media, it also has a... [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Seal Type: Cup Packing
• Shaft O.D. or Seal I.D.: 0.3937 to 9.84

Used in tandem, the Hallite 16 rod seal provides the designer with a compact low friction seal for light to medium duty hydraulic cylinders.It has a special filled PTFE ring with a pre-loaded lip energised by an O ring. The lip is designed to have a contact area with the rod adequate to retain the... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.4724 to 15.75

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.7677 to 16.71

The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. The non-symmetric styles (MPI and MRO) provide the added benefits of: reduced seal movement, added stability in static... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Seal Type: Cup Packing

• Action: Single Acting
• Design Units: Metric

A single-acting rod seal energized by an elastomer O-Ring, the Zurcon ® Rimseal provides high static and dynamic leak tightness. Acts as a suitable secondary element to ensure reliable sealing of thin oil films at low secondary pressures. Easy installation and high wear resistance. [See More]

• Orientation / Direction: Rod Seal
• Design Units: Metric

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 0.3150 to 5.51

The Hallite 605 is an asymmetric seal offering superlative dry rod sealing for light to medium duty applications.The 605 has become an industry standard seal worldwide owing to its twin lip profile and consistent performance.Manufactured in Hythane - 181, the Hallite 605 is an extremely flexible... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.2362 to 12.99

• Design Units: English; Metric
• Housing I.D. or Seal O.D.: 0.5906 to 13.78

The Z-Seal is a composite type lip seal. Double lip design provides extended seal life and greater resistance to compression. [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.1250 to 32

• Design Units: English
• Housing I.D. or Seal O.D.: 34

The Hallite 610 is an asymmetric "solid" seal offering excellent dry rod sealing for light and medium duty applications.It is designed to be les sensitive to pressure fluctuations than Hallite 605 'U' ring design.Manufactured in Hallite's high performance polyurethane - Hythane ~ 181 - the type 610... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.3150 to 5.28

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.6299 to 5.79

The Hallite 616 is a revolutionary seal from Hallite, incorporating the sealing efficiency of the Hallite 605 with the compact grooves used by PTFE rod seals.Hallite's 616 is an asymmetric twin lip seal, designed for light and medium duty applications where space and friction are at a... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.5512 to 6.3

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.8465 to 6.91

The Hallite 617 Multilip seal is an asymmetric rod seal specifically developed to meet the requirements of ISO 6020-2 160 bar compact cylinders. The housing sizes confirm to those given for such cylinders in ISO 5597.Manufactured in black version of Hallites high performance polyurethane Hythane... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.4724 to 5.51

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.7480 to 6.1

Hallite's 620 design incorporates features from the Hallite 621 to provide a twin lip alternative to Hallite's 500 series products.The shell is moulded in Hallite's high performance polyurethane - Hythane - 181 - ensuring flexibility for easy installation and performace at low temperatures.The 620... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.6250 to 2

• Design Units: English
• Housing I.D. or Seal O.D.: 0.8750 to 2.5

The Hallite 621 is a top of the range high pressure rod seal. The design of the seal incorporates a unique profiled NBR energiser to ensure complete lip actuation under all pressure conditions and to cushion the seal against shock loadings.The shell is moulded in Hallite's Hallite's high performance... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 1.18 to 8.46

• Design Units: English; Metric
• Housing I.D. or Seal O.D.: 1.57 to 9.25

The Hallite 622 is a top of the range medium pressure rod seal. The design of the seal incorporates a unique profiled NBR energiser to ensure complete lip actuation under all pressure conditions and to cushion the seal against shock loadings.The shell is moulded in Hallites high performance... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 1.5 to 4.5

• Design Units: English
• Housing I.D. or Seal O.D.: 1.88 to 5

The Hallite 652 is a high pressure rod seal designed specifically for longwall mining applications. The seal design comprises three elements; an O ring energiser*, a polyurethane shell and a polyacetal anti-extrusion ring.The shell is manufactured in Hythane 181 to provide flexibilty for... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 1.26 to 18.5

• Design Units: Metric
• Housing I.D. or Seal O.D.: 1.73 to 19.49

The Hallite 658 is an asymmetric seal designed specifically to replace an O ring and one back up sealing arrangement.Manufactured in Hallites high performance polyurethane - Hythane 181, the Hallte 658 is an extremely flexible seal making installation very easy.See Hallite 605 for more details. [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.7500 to 2.5

• Design Units: English
• Housing I.D. or Seal O.D.: 0.9370 to 2.87

The Hallite 663 is an asymmetric seal offering superlative dry rod sealing for light and medium duty applications.The seal is a single lip modification of the well established Hallite 605 profile and is ideal for applications which require a double lip wiper such as the Hallite 839, Hallite 844 or... [See More]

• Orientation / Direction: Rod Seal
• Shaft O.D. or Seal I.D.: 0.4724 to 3.94

• Design Units: Metric
• Housing I.D. or Seal O.D.: 0.8661 to 4.53

The Hallite 15 rod seal has been well proven in many applications requiring a compact, low friction seal to work efficiently both at low and high pressures.The seal comprises a rubberised fabric U ring to give strength and durability, to which is moulded a rubber header. It is designed to have a... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Seal Type: U-ring / Block Vee Ring

• Action: Single Acting
• Design Units: Metric

A medium to heavy duty single acting seal, the Hallite 18 has shown itself over the years to be an effective and robust seal in a wide variety of applications.The seal comprises a rubberised fabric U form base to which is bonded a rubber energiser.The seal section is pre-loaded by the housing when... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English; Metric

• Action: Single Acting; Double Acting
• Shaft O.D. or Seal I.D.: 0.2362 to 15.75

The Hallite 511 is a loaded U cup utilising a polyurethane or polyester shell energised by a high specification resilient O ring.At zero or low pressure, the O ring helps to increase the sealing force preventing any bypass. As pressure rises the sealing force increases and the O ring ensures... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English

• Action: Single Acting; Double Acting
• Shaft O.D. or Seal I.D.: 0.0620 to 11.5

The Hallite 512 is a standard profile loaded U cup utilising a polyurethane or polyester shell energised by a high specification O ring.At zero or low pressure, the O ring helps to increase the sealing force, preventing any by-pass. As pressure rises, so the sealing force increases, with the O ring... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English

• Action: Single Acting; Double Acting
• Shaft O.D. or Seal I.D.: 0.2500 to 13.25

The Hallite 513 is a standard profile loaded U cup utilising a polyurethane or polyester shell energised by a high specification resilient O ring.At zero or low pressure the O ring helps to increase the sealing force preventing any bypass. As pressure rises the sealing force increases and the O ring... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 0.1250 to 60

The Hallite 601 is a high performance general purpose seal suitable for rod and piston use.Manufactured in Hythane 181 - Hallite's 601 is engineered to effect a good seal in most industrial cylinder applications.The sealing lips are accurately machined trimmed to ensure good low pressure sealing... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English; Metric

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 0.1772 to 15.75

Hallites 656 is an asymmetric single acting piston seal. Similar in design to the Hallite 621 rod seal, Hallites 656 offers excellent sealing in light, medium and heavy duty single acting applications.Manufactured in Hallite's high performance polyurethane Hythane 181, Hallite 656 is an extremely... [See More]

• Orientation / Direction: Rod Seal; Piston Seal
• Design Units: English

• Action: Single Acting
• Shaft O.D. or Seal I.D.: 1.62 to 5.75

The Hallite 11 is a vee pack rod seal for medium duty applications offering excellent performance and long life even under difficult operating conditions such as pressure surges, vibration and some misalignment. The seal consists of a male and female adaptor and 5 vee rings. The male adaptor is... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: Vee Packing

• Action: Single Acting; Double Acting
• Design Units: Metric

The Hallite 13 is a Vee pack rod seal for heavy duty applications offering excellent performance and long life even under difficult operating conditions such as pressure surges, vibration and some misalignment. The seal assembly consists of a male and female adaptor and 5 vee rings.The male adaptor... [See More]

• Orientation / Direction: Rod Seal
• Seal Type: Vee Packing

• Action: Single Acting; Double Acting
• Design Units: Metric