687255

View detailed technical data, stock status, and sourcing information for: 687255
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-690-2561

Item Name Code

00015

Assigment Date

01/01/1963 (63 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.

pressed retainer fabrication method, ground surface finish, 40.00 millimeters nominal bore diameter, 18.00 millimeters nominal overall width, 3.1510 inches nominal overall outside diameter

Product Characteristics

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

Overall Width: 18.00 millimeters nominal
Bore Diameter: 40.00 millimeters nominal
Overall Outside Diameter: 3.1510 inches nominal
Surface Finish: ground
Retainer Fabrication Method: pressed
Bore Shape: straight
Locating Feature: one direction
Internal Fit-Up Designation: standard
Standard Tolerance Designation: rbec no.1
Material: steel overall
Style Designator: single row, one-direction locating, two lip inner ring, one lip outer ring, separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-01-087-2652	No Name Available	03/01/1982

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
272478R91	Cylindrical Roller Bearing
4000859	Cylindrical Roller Bearing
687255	Cylindrical Roller Bearing
9-904-102448	Cylindrical Roller Bearing
BU-1208-LK	Cylindrical Roller Bearing
MU1208DAL	Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-690-2561?

The FSCG of the NSN 3110-00-690-2561 is 3110

Does the NSN 3110-00-690-2561 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-690-2561 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 3110-00-690-2561 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-690-2561 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 3110-00-690-2561 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963