90991 Linear-Rotary Motion Roller

Comprehensive specifications and application details for: 90991 Linear-Rotary Motion Roller.

Summary

Explore detailed summary information for bearing: 90991. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 90991
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-413-4710
Item Name Code: 28215
Federal Item Identification Guide: T267-K
Assigment Date: 05/06/1970

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, 0.688 inches minimum and 0.689 inches maximum bore inside diameter, 1.185 inches minimum and 1.187 inches maximum outside diameter, steel material, 0.945 inches minimum and 0.955 inches maximum face width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-413-4710 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Inside Diameter: 0.688 inches minimum and 0.689 inches maximum
Casehardening Indicator: not casehardened
Face Width: 0.945 inches minimum and 0.955 inches maximum
Outside Diameter: 1.185 inches minimum and 1.187 inches maximum
Material: steel
Metallic Hardness Rating: 55.0 minimum rockwell c and 59.0 maximum rockwell c
Special Features: 0d taper at both ends 1.182 in. max,1.178 in. min at gage point 0.100 in. from ends,id has polytetrafluoroethylene liner
Style Designator: plain

Replaces

The NSN 3120-00-413-4710 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-043-4658	No Name Available	11/05/1972

Frequently Asked Questions

Find quick answers to common questions about bearing: 90991. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-413-4710?: The FSCG of the NSN 3120-00-413-4710 is 3120

Does the NSN 3120-00-413-4710 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-413-4710 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 3120-00-413-4710 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-413-4710 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.