Flange Caps, Grips, and Closures

Description

Flange caps, grips, and closures are designed to protect the ends of pipes, tubes, and other cylindrical objects. They serve as protective barriers, preventing contamination, damage, and corrosion by sealing off the open ends. These components are essential in maintaining the integrity of the items they cover, especially during storage and transportation.

Working Principle

Flange caps, grips, and closures work by fitting snugly over the ends of pipes or tubes. They can be attached using various methods such as push-fit, tapered, or threaded connections. The snug fit ensures that the open ends are sealed off from external elements like dirt, debris, and moisture. This protective function is crucial during transportation and storage, where components are vulnerable to environmental damage. The materials used, such as thermoplastics or metals, provide the necessary durability and resistance to wear and degradation, enhancing their protective capabilities.

Applications

Flange caps, grips, and closures are widely used in industries where the protection of pipe and tube ends is critical. For example, in the medical industry, vented caps are used to allow air flow during gas sterilization while preventing the cap from blowing off during extreme heat conditions . In the transportation and storage sectors, tapered round plugs with flanges are employed to protect against dirt, debris, moisture, and corrosion . Additionally, these components are used in aerospace, rail, and marine vehicles to seal fuel, oil, and hydraulic fluid vessels .

Advantages over other Caps, Grips, and Closures

Flange caps, grips, and closures offer several advantages over other types of caps and closures. For instance, tapered caps and plugs provide a snug fit that covers multiple diameters, ensuring a tight seal that protects against contamination and damage . Push-fit caps are easy to install and remove, offering convenience without compromising on protection . Furthermore, the use of materials like LDPE and HDPE provides excellent resistance to a variety of chemicals, making them suitable for diverse applications .

Limitations

One limitation of flange caps, grips, and closures is that they may not be suitable for all types of connections or environments. For example, certain materials may not withstand extremely high temperatures or pressures, limiting their use in specific industrial applications. Additionally, some designs, such as tear tabs, are not reusable once removed, which could lead to increased replacement costs .

Considerations

When selecting flange caps, grips, and closures, it is important to consider factors such as initial costs, operating expenses, and durability. The choice of material is crucial, as it affects the component's resistance to wear and environmental conditions. For instance, thermoplastics like LDPE and HDPE offer excellent chemical resistance, while silicone provides thermal stability . Durability and maintenance costs should also be evaluated, as some designs may require frequent replacement due to wear or damage.

26 Results
Flanged Plastic Caps for BSP and NPT Threads -- FCB0125
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Natural). Flanged for Easy Removal. Use as Thread Protector or End Cap [See More]

  • Features: Threaded; Flange
  • Material: Polyethylene (PE)
  • BSP Thread: (1/8)
Silicone Flange Caps -- FC
from Custom Fabricating & Supplies

Product Features. Temperature Rating: 600 ° F / 315 ° C. Recommended for masking studs and pems with a perimeter for grounding. Used in Powder Coating, E-Coating, Wet Painting, Anodizing and Plating. Can be inverted as a plug. Flexible material allows cap to conform to irregular shapes. [See More]

  • Features: Threaded; Flange
  • Material: Rubber - Silicone; Silicone
  • Straight Thread: 10-24, M5
Flanged Plastic Caps for Metric Threads -- FCM-10
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Natural). Flanged for Easy Removal. Use as Thread Protector or End Cap [See More]

  • Features: Threaded; Flange
  • Material: Polyethylene (PE)
Flanged Plastic Caps for Standard Straight Threads -- FCS.313L
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Natural). Flanged for Easy Removal. Use as Thread Protector or End Cap [See More]

  • Features: Threaded; Flange
  • Material: Polyethylene (PE)
Long Flanged Caps for Straight Threads -- FCSL.313
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Red). Flanged for Easy Removal. Use as Thread Protector or End Cap [See More]

  • Features: Threaded; Flange
  • Material: Polyethylene (PE)
Straight Plastic Caps with Knurled Top -- S.078-8
from MOCAP LLC

Material: LDPE (Low Density Polyethylene), TPE (Thermoplastic Elastomer). Stocked Material: LDPE (Natural), TPE (Yellow). General Purpose Outside Fitting Caps. Snug Fit for Threaded or Non-Threaded Tubes, Rods and Fittings. Knurled Flange for Additional Grip [See More]

  • Features: Threaded; Flange; Knurled
  • Material: Polyethylene (PE)
Thick Extra Wide Flange Tapered Plug Caps -- XW.628/.725
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Yellow). Over-Sized Flanges and High-Visibility for Pre-Assembly Operation Removal. Featuring a Wider Flange than the TWF Series for Added Protection of External Surfaces [See More]

  • Features: Flange
  • Material: Polyethylene (PE)
  • Overall Length: 0.4409
Thick Wide Flange Tapered Plug Caps -- TWF.116/.182
from MOCAP LLC

Material: LDPE (Low Density Polyethylene). Stocked Material: LDPE (Yellow). High-Visibility Color. Thicker and Wider Flange for Added Durability [See More]

  • Features: Flange
  • Material: Polyethylene (PE)
  • Overall Length: 0.3701
Wide Flange Tapered Plastic Plug Caps -- WF.173/.240
from MOCAP LLC

Material: LDPE (Low Density Polyethylene) (Red). Featuring a Wider Flange than the T Series for Added Protection of External Surfaces [See More]

  • Features: Flange
  • Material: Polyethylene (PE)
  • Overall Length: 0.3819
VCF Series (Vinyl Caps with Flanges) -- VCF-1000-16
from Daemar Inc.

Series VCF Vinyl Caps with Flanges ensure simple, easy removal with a flange at the closed end that is small enough not to interfere, but large enough to grasp during removal. These caps are available in many of the Series VC sizes. Material: Vinyl Standard Colour: Black Optional Colours*: White,... [See More]

  • Features: Flange
Optimum® End Caps & Tip Caps
from Nordson EFD

Optimum ® tip caps and end caps provide an airtight seal that allow you to pre-fill syringe barrels to save time or seal partially-used syringes between shifts to reduce waste. Tip caps protect assembly fluids with unique vents that are engineered to actually prevent air from being introduced... [See More]

  • Features: Flange
  • Shape / Application: Round
Tube End Grip; Round, Ribbed Grip, Vinyl -- GP-209 [GP-209 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 4.75
  • Shape / Application: Round; Round Hand Grip
  • Material: Vinyl; Vinyl
FC Series -- FC-7MM
from Polymer Molding, Inc.

Flanged Caps are designed to fit standard threaded fittings or smooth cylindrical tubing. Typical wall thickness: .032. Color: Orange. Material: Low Density Polyethylene. LDPE service temperature: 150 ° F (66 ° C). FC 7MM, 9MM, 12MM, FC 1-15/16, FC 2-5/8 are natural in color. RoHS Compliant [See More]

  • Features: Flange
  • Straight Thread: 7mm Standard Threaded
  • Shape / Application: Round; Fits Standard Threaded Fittings
  • Diameter: 0.2756
W Series (Tapered Caps & Plugs with Wide Flanges) -- W-0
from Daemar Inc.

Featuring a wider flange than standard Tapered Caplugs, the Series W offers added protection for bearing surfaces and cannot be accidentally pushed all the way into or through an opening being plugged. Material: Low-Density Polyethylene. Colour*: Red [See More]

  • Features: Tapered; Flange
Tube End Grip; Round, Ribbed Grip, Vinyl -- GP-4 [GP-4 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 4.56
  • Shape / Application: Round; Round Hand Grip
  • Material: Vinyl; Vinyl
FCL Series -- FCL-1/4
from Polymer Molding, Inc.

The extended length Flange Caps are designed for applications where thread length or product design requires additional protection. The FCL Series Caps will fit standard threaded and non-threaded fittings or smooth cylindrical tubing. Typical wall thickness: .032. Color: Red. Material: Low Density... [See More]

  • Features: Flange
  • Straight Thread: 1/4" Standard Diameter
  • Shape / Application: Round
  • Diameter: 0.2450
WW Series (Tapered Caps & Plugs with Wide, Thick Flanges) -- 1064
from Daemar Inc.

Accepted by the aircraft industry, Series WW Caps are designed with a wide, thick flange to ensure against being erroneously forced "all the way through" when used as a plug. Available in 76 sizes, this versatile part may easily be used as a cap or plug, depending upon application. Material:... [See More]

  • Features: Tapered; Flange
Tube End Grip; Round, Sculptured, Foam Rubber -- GP-101 [GP-101 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 5
  • Shape / Application: Round; Round Hand Grip
  • Material: Foam Rubber
FS Series -- FS-4
from Polymer Molding, Inc.

Designed to fit female O-ring. face-seal fittings. Typical wall thickness: .032. Color: Blue. Material: Low Density Polyethylene. LDPE service temperature: 150 ° F (66 ° C). RoHS Compliant [See More]

  • Features: Threaded; Flange
  • Straight Thread: 9/16" - 18
  • Shape / Application: Round; Friction Fit Face Seal Cap
  • Diameter: 0.7650
WWX Series (Tapered Caps & Plugs with Extra-Wide, Extra-Thick Flanges) -- WWX-10
from Daemar Inc.

The extra wide flange of the WWX Series provides extended visibility. This dummy-proof design prevents the mating component from being installed without first removing the cap. Available in thirteen sizes, this versatile part may easily be used as a cap or plug depending on application. Material:... [See More]

  • Features: Tapered; Flange
Tube End Grip; Round, Tapered Grip, Foam Rubber -- GP-104 [GP-104 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 4.5
  • Shape / Application: Round; Round Hand Grip
  • Material: Foam Rubber
SFC Series -- SFC-8
from Polymer Molding, Inc.

Designed to protect the face of split flange connections. Internal radius ring allows for part to snap in place. Typical wall thickness: .032. Color: Natural. Material: Low Density Polyethylene. LDPE service temperature: 150 ° F (66 ° C). RoHS Compliant [See More]

  • Features: Flange
  • Diameter: 1.19
  • Shape / Application: Round; Split Flange Coupling Cap
  • Fitted Depth: 0.3850
Tube End Grip; Round, Tapered Grip, Vinyl -- GP-200 [GP-200 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 4.5
  • Shape / Application: Round; Round Hand Grip
  • Material: Vinyl; Vinyl
Tapered Series -- POLY-CAP-1
from Polymer Molding, Inc.

The tapered style can either be used as a cap or plug, depending on application. Excellent for protecting threads and keeping unwanted contamination out of pipes, valves, tubing and most other cylindrical openings. The most economical solution for protecting standard size threads, unified threads,... [See More]

  • Features: Tapered; Flange
  • Diameter: 0.0570
  • Shape / Application: Round
  • Fitted Depth: 0.4030
Tube End Grip; Round, Tapered Grip, Vinyl -- GP-206 [GP-206 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 5.13
  • Shape / Application: Round; Round Hand Grip
  • Material: Vinyl; Vinyl
Tube End Grip; Round, Tapered Grip, Vinyl -- GP-5 [GP-5 from GripWorks]
from Reid Supply

Tube and flat end grips provide an ergonomic fit to everyday tools and equipment by reducing hand fatigue and the transfer of vibrations. Our assortment of plastic and foam grips are flexible enough to stretch onto slightly larger dimensions without shredding or tearing, yet durable enough to... [See More]

  • Features: Flange
  • Overall Length: 4.56
  • Shape / Application: Round; Round Hand Grip
  • Material: Vinyl; Vinyl