312970

View detailed technical data, stock status, and sourcing information for: 312970
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-183-6781

Item Name Code

00051

Assigment Date

01/01/1961 (65 years ago)

pressed retainer fabrication method, 2.1250 inches nominal overall outside diameter, 1.7500 inches nominal bore diameter, 1.5000 inches nominal overall width, ground surface finish

Product Characteristics

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

Overall Width: 1.5000 inches nominal
Bore Diameter: 1.7500 inches nominal
Overall Outside Diameter: 2.1250 inches nominal
Surface Finish: ground
Retainer Fabrication Method: pressed
Alignment Type: rigid
Standard Tolerance Designation: afbma std tolerance for industrial needle bearings
Special Features: oil hole in outer ring
Material: steel comp 1010 or steel comp 1020 or steel comp 8615 outer ring
Material: steel comp 1090 or steel comp 1095 roller
Style Designator: non-separable, open end, drawn shell

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-120-3116	No Name Available	05/01/1980

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
0100902-00	Needle Roller Bearing
10677P11	Needle Roller Bearing
1228Z156	Needle Roller Bearing
28535-PP	Needle Roller Bearing
312970	Needle Roller Bearing
5F2830	Needle Roller Bearing
61121	Needle Roller Bearing
A50892	Needle Roller Bearing
B-2824-OH	Needle Roller Bearing
B2324	Needle Roller Bearing
BT535-7712	Needle Roller Bearing
D61121	Needle Roller Bearing
MB41	Needle Roller Bearing
MM3849PC17	Needle Roller Bearing
MS17131-48	Needle Roller Bearing
NAS295-28	Needle Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-183-6781?

The FSCG of the NSN 3110-00-183-6781 is 3110

Does the NSN 3110-00-183-6781 have a Schedule B code assigned?

Yes, the Schedule B code is 8482400000

Does NSN 3110-00-183-6781 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 3110-00-183-6781 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-183-6781 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 3110-00-183-6781 was assigned to the Federal Catalog?

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