Products & Services
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Supplier: National Precision Bearing, Inc.
Description: custom designs to meet specific application needs INTERNAL GEAR SLEWING RING Four-point contact ball Flanged cross-section on non-geared rings Internal gear, AGMA 8 quality minimum Clearance Dimensions up to 60" OD
- Moment Load: 23300 to 74900 Ft-lbs
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Supplier: QTC METRIC GEARS
Description: Module 2.5, 120 Tooth Mild Steel Ring Gear
- Design Units: Metric
- Face Width: 25 mm
- Metal: Carbon / Alloy Steel
- Number of Teeth: 120
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Supplier: QTC METRIC GEARS
Description: Module 2, 120 Tooth Mild Steel Ring Gear
- Design Units: Metric
- Face Width: 20 mm
- Metal: Carbon / Alloy Steel
- Number of Teeth: 120
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Supplier: QTC METRIC GEARS
Description: Module 3, 160 Tooth Mild Steel Ring Gear
- Design Units: Metric
- Face Width: 30 mm
- Metal: Carbon / Alloy Steel
- Number of Teeth: 160
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Supplier: QTC METRIC GEARS
Description: Module 2.5, 200 Tooth Mild Steel Ring Gear
- Design Units: Metric
- Face Width: 25 mm
- Metal: Carbon / Alloy Steel
- Number of Teeth: 200
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Supplier: KHK USA, Inc.
Description: A popular type of internal gear; low cost and suitable f or many appl i cations.
- Design Units: Metric
- Face Width: 20 mm
- Gear Type: Internal Gear
- Metal: Carbon / Alloy Steel, Other Metal
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Supplier: KHK USA, Inc.
Description: A popular type of internal gear; low cost and suitable f or many appl i cations.
- Design Units: Metric
- Face Width: 30 mm
- Gear Type: Internal Gear
- Metal: Carbon / Alloy Steel, Other Metal
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Supplier: KHK USA, Inc.
Description: A popular type of internal gear; low cost and suitable f or many appl i cations.
- Design Units: Metric
- Face Width: 10 mm
- Gear Type: Internal Gear
- Metal: Carbon / Alloy Steel, Other Metal
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Supplier: KHK USA, Inc.
Description: A popular type of internal gear; low cost and suitable f or many appl i cations.
- Design Units: Metric
- Face Width: 20 mm
- Gear Type: Internal Gear
- Metal: Carbon / Alloy Steel, Other Metal
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Supplier: G.L. Huyett
Description: Axially assembled internal retaining rings are made from zinc plated spring steel that install with needle-nose pliers into a housing or bore. They have a tapered design that allows the ring to maintain constant pressure against axles, gears, and bearings inside machinery
- Coating or Plating: Yes
- Design Units: Inch, Metric
- Housing Diameter: 0.2500 to 10 inch
- Material: Beryllium Copper, Spring Steel
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Description: Four-point Contact Ball Flanged cross-section on non-geared rings Internal, external and non-gear Clearance and preload *Dimensions up to 60” OD Available Capacities up to: Moment - 141,000 ft-lbs to 180
- Flanged: Yes
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 141000 to 180000 Ft-lbs
- Outside Diameter: 60 inch
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Supplier: Zhejiang Lisheng Spring Co., Ltd.
Description: . Bearing The following applications feature XAH series snap rings installed in internal grooves. Heavy-duty snap rings secure the bearings within the housing. 2. Executive valve A heavy-duty constant section snap ring is installed to absorb occasional shock loads from
- Design Units: Metric
- Material: Stainless Steel
- Primary Retaining Ring Type: Internal
- Retaining Ring Style: Wire Formed Snap Rings
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Description: Single row of rollers having alternating orientation Greater stiffness and dynamic capacity than a four-point contact bearing Internal, external and non-gear Clearance and preload *Dimensions up to 240” OD Available Capacities up to
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 700000 to 7.00E6 Ft-lbs
- Outside Diameter: 240 inch
- Slewing Ring / Turntable Bearing Type: Cross Roller
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Supplier: Star SU LLC
Description: calibrate quality control instruments Rolling gears to measure noise Rolling gears to reduce burrs and nicks Plug and ring gauges Certified quality Master gear design and production processes are all carried out using special Star SU software and
- Cutter Type: Gear Hob
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Supplier: Schaeffler Technologies AG & Co. KG
Description: drive solutions, are available with external or internal gear teeth. INA slewing rings are available as four point contact bearings and as crossed roller bearings.
- Slewing Ring / Turntable Bearing Type: Four Point Contact
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Description: Four-point Contact Ball Wide range of diameters and various cross-sections Internal, external and non-gear Clearance and preload *Dimensions up to 240” OD Available Capacities up to: Moment - 10,000,000 ft
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 1.00E7 Ft-lbs
- Outside Diameter: 240 inch
- Slewing Ring / Turntable Bearing Type: Four Point Contact
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Supplier: Accuris
Description: Ring Gear Starters for Internal Combustion Engines Attachment and Envelope Dimensions Pinion Data and Ring Gear Recommendations
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Supplier: Kinematics Manufacturing, Inc.
Description: Kinematics slewing bearings are a cost-effective design and performance enhancement option for rotary devices carrying heavy loads. Slewing rings have a compact design, which facilitates more ease of use and can be manufactured without teeth, with internal or external teeth, with balls
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Outside Diameter: 7 to 25 inch
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Description: Internal gears are spur gears with teeth on the inside of the gear as opposed to on the outside. They rotate in the same direction as the driving gear (a spur gear of the same module), turning it. They frequently serve as a component of a planetary
- Face Width: 25 mm
- Gear Type: Internal Gear, Rack
- Metal: Carbon / Alloy Steel, Other Metal
- Number of Teeth: 200
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Description: Internal gears are spur gears with teeth on the inside of the gear as opposed to on the outside. They rotate in the same direction as the driving gear (a spur gear of the same module), turning it. They frequently serve as a component of a planetary
- Face Width: 20 mm
- Gear Type: Internal Gear, Rack
- Metal: Carbon / Alloy Steel, Other Metal
- Number of Teeth: 120
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Description: Internal gears are spur gears with teeth on the inside of the gear as opposed to on the outside. They rotate in the same direction as the driving gear (a spur gear of the same module), turning it. They frequently serve as a component of a planetary
- Face Width: 30 mm
- Gear Type: Internal Gear, Rack
- Metal: Carbon / Alloy Steel, Other Metal
- Number of Teeth: 120
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Description: Internal gears are spur gears with teeth on the inside of the gear as opposed to on the outside. They rotate in the same direction as the driving gear (a spur gear of the same module), turning it. They frequently serve as a component of a planetary
- Face Width: 30 mm
- Gear Type: Internal Gear, Rack
- Metal: Carbon / Alloy Steel, Other Metal
- Number of Teeth: 160
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Supplier: Greene, Tweed & Co.
Description: HIGH-PERFORMANCE BIDIRECTIONAL SEALS Greene, Tweed’s AGT® ring, a double-acting rod or piston seal, provides the quality and reliability the Aerospace industry requires. The AGT ring offers an outstanding combination of easy installation, low leakage and long service
- Composite Seals: Yes
- Maximum Operating Pressure: 4000 psi
- Sealing Action: Double Acting
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
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Supplier: Greene, Tweed & Co.
Description: Using FEA (Finite Element Analysis) and expertise in seal design, Greene, Tweed has taken the concept behind our renowned AGT® seal, optimized the design of the elastomer and anti-extrusion rings, and developed an Advanced Concept T-ring (ACT). The ACT® ring
- Composite Seals: Yes
- Maximum Operating Pressure: 4000 psi
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
- Sealing Orientation and Direction: Internal / Rod Seal, External / Piston Seal
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Supplier: Greene, Tweed & Co.
Description: gear systems. FEATURES & BENEFITS Cap elements using Avalon® materials provide low friction and extend service life over elastomer contact seals such as AGT® and O-rings Hydromechanically activated anti-extrusion rings provide effective
- Composite Seals: Yes
- Maximum Operating Pressure: 8000 psi
- Sealing Action: Single Acting
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
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Supplier: Greene, Tweed & Co.
Description: gear systems. FEATURES & BENEFITS Cap elements using Avalon® materials provide low friction and extend service life over elastomer contact seals such as AGT® and O-rings Hydromechanically activated anti-extrusion rings provide effective
- Composite Seals: Yes
- Maximum Operating Pressure: 8000 psi
- Sealing Action: Double Acting
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
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Supplier: Ameridrives Couplings
Description: Ameridrives Amerigear O'Ring Seal Gear Couplings were designed in the early 1950's when the Amerigear Fully Crowned Gear Tooth was patented. In contrast with ordinary gear tooth forms, all three working portions of the tooth are crowned. The teeth are capable of sliding
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Supplier: Rotek, Inc.
Description: . Specifications: Raceway Diameters: Standard models from 12" to 180" Capacities: Thrust: from 100,000 to 4,200,000 pounds Moment: from 123,000 to 12,000,000 foot-pounds Radial: from 10,000 to 420,000 pounds Gearing: Internally geared, externally geared or
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 123000 to 1.20E7 Ft-lbs
- Outside Diameter: 12 to 180 inch
- Slewing Ring / Turntable Bearing Type: Other
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Supplier: Rotek, Inc.
Description: Diameters: Standard models from 12" to 180" Capacities: Thrust: from 80,000 to 2,700,000 pounds Moment: from 16,000 to 6,700,000 pounds Radial: from 16,000 to 800,000 pounds Gearing: Internally geared, externally geared or gearless models are available. Applications:
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 16000 to 6.70E6 Ft-lbs
- Outside Diameter: 12 to 180 inch
- Slewing Ring / Turntable Bearing Type: Cross Roller
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Supplier: KAYDON Bearings
Description: internal configuration consists of a rectangular cross section with deep groove gothic arch raceways and maximum ball complement. This results in a four-point contact design that provides exceptional moment, thrust, and radial load capacities. The HS and RK series share the same pinion,
- Bore: 12.85 inch
- Gear Options: Internal Gear Only
- Moment Load: 50500 Ft-lbs
- Outside Diameter: 20.4 inch
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Supplier: Durst
Description: patented pump pad design keeps oil constantly flowing through the bearing and provides for wet spline operation, even at startup. All Durst pump drives incorporate class 10 spur gears that run on heavy-duty ball bearings. They also feature an internal spline, which, with a spline
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Supplier: KAYDON Bearings
Description: XR Series
- Bore: 18.67 inch
- Gear Options: Internal Gear Only
- Moment Load: 65430 Ft-lbs
- Outside Diameter: 26.7 inch
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Supplier: Rotek, Inc.
Description: special order models, 800-221-8043 Gearing: Internally geared, externally geared or gearless models are available Applications: Mining equipment, Materials handing equipment
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: Over 5.16E7 Ft-lbs
- Outside Diameter: 50 to 180 inch
- Slewing Ring / Turntable Bearing Type: Single Row Ball and Single Row Roller
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Supplier: Rotek, Inc.
Description: . Specifications: Raceway Diameters: 13" to 57" Capacities: Thrust: 10,000 to 336,000 pounds Moment: 25,000 to 368,000 ft-lbs Radial: 3,000 to 98,000 pound Gearing: Internally geared, externally geared or gearless models are available Applications: Turntables, Small
- Gear Options: Non-geared, Internal Gear Only, External Gear Only
- Moment Load: 25000 to 368000 Ft-lbs
- Outside Diameter: 13 to 57 inch
- Slewing Ring / Turntable Bearing Type: Four Point Contact
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Supplier: Marposs Corp
Description: Marposs products for gear inspection offer the possibility to check different types of individual or assembled gears: cylindrical gears spur gears helical gears shafts gears internal ring gears VARIETY OF SOLUTIONS
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Join Precision Polymer Engineering at CHEMUK 2026, the UK’s largest exhibition supporting the chemicals, process engineering, and formulated product industries.
(read more)
Browse O-rings Datasheets for Precision Polymer Engineering Ltd. -
KHK USA Inc offers 200 styles of stock gearing products with over 26,000 unique configurations available. KHK's product offering includes metric spur gears, metric helical gears, metric internal ring gears, straight and helical metric gear racks, metric circular pitch (CP) racks and pinions (read more)
Browse Gears Datasheets for KHK USA, Inc. -
minimal friction even under extreme conditions. Customizable with gear teeth, mounting holes, and corrosion-resistant coatings, our bearings reduce maintenance while maximizing uptime. Trusted in construction, mining, and renewable energy sectors, they deliver long-lasting performance in demanding environments. Built to endure, designed to excel. (read more)
Browse Slewing Rings and Turntable Bearings Datasheets for FHD Bearings Co., Ltd. -
Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Together with attachment holes in both rings, they enable an optimized power transmission with a simple and quick (read more)
Browse Slewing Rings and Turntable Bearings Datasheets for FHD Bearings Co., Ltd. -
Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Together with attachment holes in both rings, they enable an optimized power transmission with a simple and quick connection (read more)
Browse Slewing Rings and Turntable Bearings Datasheets for FHD Bearings Co., Ltd. -
. Unlike traditional retaining rings which have two distinct faces, top and bottom, these rings feature a 15-degree bevel and a narrower edge —either along the outer periphery for internal rings or along the inner edge for external rings. This distinct chamfered design allows the rings to (read more)
Browse Retaining Rings and Snap Rings Datasheets for Rotor Clip Company, Inc. -
, gearboxes, solenoids and many more. Steering Systems: Yoke Support, Steering Column, Gear Pump Transmissions: Rear Output Shaft, Main Shaft and Reverse Idle Bearings, Clutches, Pumps, Solenoids, Planetary Gear Sets, Gear Shifting (read more)
Browse Bearing Rings, Housings, and Flanges Datasheets for GGB -
limited to: aerospace components, automotive parts, medical devices, thin film materials, roller & ball bearings, transducers, optical components, semiconductor devices, gear-spline-thread assemblies. Calibration laboratory applications include: gage blocks, internal and external threads (read more)
Browse Datasheets for Pratt & Whitney Measurement Systems, Inc. -
. Aerospace Applications of Retaining Rings and Wave Springs: Aircraft Entry Door Front Landing Gear Plane Engine Electric Bay Interior Control Panel Part Materials and Availability (read more)
Browse Retaining Rings and Snap Rings Datasheets for Rotor Clip Company, Inc. -
), transducers, optical components, semiconductor devices, gear-spline-thread assemblies. Calibration laboratory applications include: gage blocks, internal and external threads, national pipe threads (NPT), cylindrical plugs, pin gages, ring gages, dial / test indicators, length standards, taper gages, micrometers, calipers, snap gages, disc masters, API gages, thread wires, bore gauges, and your precision parts. (read more)
Browse Dimensional Gages and Instruments Datasheets for Pratt & Whitney Measurement Systems, Inc.
Conduct Research Top
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Planetary Gear Design
formation of the sun and planet gears is external, while the ring gear is internal.
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Case Study: Plastic Oil Distribution Rings Simplify Manufacturing and Reduce Costs for Wind Turbine Gear Boxes
We worked with a wind turbine gear box OEM to develop a plastic oil distribution ring that reduces weight and machining time, improves lubrication, and minimizes internal friction
More Information Top
Indicates content that may require registration and/or purchase.
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Finite element analysis of internal gear in high-speed planetary gear units
However, most of the models dealt with only a segment of the internal ring gear with a thin rim.
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Heat Treatment of Gears: A Practical Guide for Engineers
An example for such an application is the internal ring gear of an epicyclic gearbox.
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Mechanical Science and Engineering III
The rotors and external gears are connected as one part by which the external gears are driven meshing with fixed internal ring gear to output big torque.
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Distortion Control of Transmission Components by Optimized High Pressure Gas Quenching
The paper presents how the ‘‘Dynamic Quenching’’ and ‘‘Reversing gas flow’’ processes are successfully applied on internal ring gears and planetary gears for a 6-speed automatic transmission.
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ARCWIVES
…swing arm is geometrically constrained such that the loaded suspension linkage is compressed by shortening the chord length, in blue, between the drive train pivot, in red, and the free pivot that roll along the internal ring gear , in green, shown in…
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ADVISOR Users Conference Proceedings 2000 - Final Electronic version
Internal ring gear .
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Advantages of low pressure carburising and high pressure gas quenching technology in manufacturing
For the Internal ring gears addressed in this report, the parts used to be heat treated with an induction hardening process.
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Gear Materials, Properties, and Manufacture
Fig. 17 Powder forged internal ring gear used in automatic transmission for trucks of up to 22,700 kg (50,000 lb) gross vehicle weight.
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Design Practices: Passenger Car Automatic Transmissions
One such application is for internal ring gears used only in reverse.