3120-01-120-0997 Linear-Rotary Motion Roller

Comprehensive specifications and application details for NSN: 3120-01-120-0997.

Summary

Explore detailed summary information for bearing: 3120-01-120-0997. 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: 3120-01-120-0997
Item Name Code: 28215
Federal Item Identification Guide: T267-K
Assigment Date: 10/10/1981

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.

0.050 inches minimum and 0.060 inches maximum counterbore depth, 0.301 inches minimum and 0.303 inches maximum bore inside diameter, not casehardened casehardening indicator, 0.395 inches minimum and 0.405 inches maximum counterbore diameter, 0.020 in. min,0.040 in. max radius chamfer/radius of outside corner

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-120-0997 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Inside Diameter: 0.301 inches minimum and 0.303 inches maximum
Casehardening Indicator: not casehardened
Chamfer/Radius Of Outside Corner: 0.020 in. min,0.040 in. max radius
Counterbore Depth: 0.050 inches minimum and 0.060 inches maximum
Counterbore Diameter: 0.395 inches minimum and 0.405 inches maximum
Face Width: 0.270 inches minimum and 0.290 inches maximum
Outside Diameter: 0.498 inches minimum and 0.502 inches maximum
Material Document And Classification: astm a331, comp 4140 or comp 41l40 assn std all material responses or astm a322, comp 4140 or comp 41l40 assn std all material responses
Material: steel comp 4140 or steel comp 41l45
Metallic Hardness Rating: 33.0 minimum rockwell c and 38.0 maximum rockwell c
Special Features: bore inside diameter relieved to 0.321 in. min,0.343 in. max dia by 0.010 in. min,0.020 in. max length
Style Designator: plain, counterbored
Surface Treatment Document And Classification: dod-p-16232,type m,class 1 mil spec 1st treatment response or dod-p-16232,type z,class 1 mil spec 2nd treatment response
Surface Treatment: phosphate manganese or phosphate zinc

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
10107759	Linear-Rotary Motion Roller
196B7504	Linear-Rotary Motion Roller

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-120-0997. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-120-0997?: The FSCG of the NSN 3120-01-120-0997 is 3120

Does the NSN 3120-01-120-0997 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-01-120-0997 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 3120-01-120-0997 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-120-0997 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.