3120-00-490-1936

Find complete technical information, availability, and procurement data for: 3120-00-490-1936
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-490-1936

Item Name Code

28215

Assigment Date

09/19/1969 (56 years ago)

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.

casehardened casehardening indicator, 0.248 inches minimum and 0.249 inches maximum bore inside diameter, 58.0 minimum rockwell c and 62.0 maximum rockwell c metallic hardness rating, 0.467 inches minimum and 0.468 inches maximum outside diameter, 0.173 inches minimum and 0.178 inches maximum face width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Casehardening Indicator: casehardened
Outside Diameter: 0.467 inches minimum and 0.468 inches maximum
Metallic Hardness Rating: 58.0 minimum rockwell c and 62.0 maximum rockwell c
Face Width: 0.173 inches minimum and 0.178 inches maximum
Bore Inside Diameter: 0.248 inches minimum and 0.249 inches maximum
Chamfer/Radius Of Outside Corner: 0.031 in. chamfer
Material: steel comp 8620
Material Document And Classification: sae 8620 assn std single material response
Style Designator: plain

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
A60579	Linear-Rotary Motion Roller

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-00-490-1936?

The FSCG of the NSN 3120-00-490-1936 is 3120

Does the NSN 3120-00-490-1936 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-490-1936 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 3120-00-490-1936 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-490-1936 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.

When the NSN 3120-00-490-1936 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Sep 19, 1969