3B8921

View detailed technical data, stock status, and sourcing information for: 3B8921
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-117-0687

Item Name Code

00015

Assigment Date

01/01/1961 (65 years ago)

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes:bearing,roller,airframe.

nonlocating locating feature, rbec no.1 standard tolerance designation, ground surface finish, straight bore shape, standard internal fit-up designation

Product Characteristics

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

Surface Finish: ground
Bore Shape: straight
Locating Feature: nonlocating
Internal Fit-Up Designation: standard
Standard Tolerance Designation: rbec no.1
Special Features: innerringandrollerassembly,noouterring
Material: steel inner ring
Material: steel roller

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
3B8921	Cylindrical Roller Bearing
BU1312	Cylindrical Roller Bearing
MU1312	Cylindrical Roller Bearing
MU1312L	Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-117-0687?

The FSCG of the NSN 3110-00-117-0687 is 3110

Does the NSN 3110-00-117-0687 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-117-0687 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 3110-00-117-0687 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-117-0687 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 3110-00-117-0687 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961