3120-01-052-2139 Linear-Rotary Motion Roller

Comprehensive specifications and application details for NSN: 3120-01-052-2139.

Summary

Explore detailed summary information for bearing: 3120-01-052-2139. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-052-2139
Item Name Code: 28215
Federal Item Identification Guide: T267-K
Assigment Date: 12/11/1977

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

not casehardened casehardening indicator, 0.189 inches minimum and 0.191 inches maximum bore inside diameter, 0.022 inches minimum and 0.038 inches maximum flange width, 0.634 inches minimum and 0.646 inches maximum face width, 0.710 inches minimum and 0.720 inches maximum bore length

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-052-2139 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Length: 0.710 inches minimum and 0.720 inches maximum
Bore Inside Diameter: 0.189 inches minimum and 0.191 inches maximum
Casehardening Indicator: not casehardened
Face Width: 0.634 inches minimum and 0.646 inches maximum
Flange Width: 0.022 inches minimum and 0.038 inches maximum
Material Document And Classification: /delrin/ af mfr ref single material response
Outside Diameter: 0.500 inches nominal
Material: plastic acetal

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
A1392-001	Linear-Rotary Motion Roller
A1392-1	Linear-Rotary Motion Roller

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-052-2139. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-052-2139?: The FSCG of the NSN 3120-01-052-2139 is 3120

Does the NSN 3120-01-052-2139 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-052-2139 require demilitarization?: Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-01-052-2139 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-052-2139 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.