3110-01-277-9957

Find complete technical information, availability, and procurement data for: 3110-01-277-9957
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-277-9957

Item Name Code

00021

Assigment Date

04/29/1988 (38 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.1563 inches nominal standout width, 3.4375 inches nominal overall outside diameter, 2.2500 inches nominal bore diameter, 0.0600 inches nominal backface corner radius, 0.7188 inches nominal overall width

Product Characteristics

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

Overall Width: 0.7188 inches nominal
Bore Diameter: 2.2500 inches nominal
Overall Outside Diameter: 3.4375 inches nominal
Backface Corner Radius: 0.0600 inches nominal
Standout Width: 0.1563 inches nominal
Cone Corner Radius: 0.0600 inches nominal
Cone Width: 0.7188 inches nominal
Cup Width: 0.5625 inches nominal
Retainer Fabrication Method: pressed
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: straight bore, normal angle

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
SB3202-105	Tapered Roller Bearing
XC1863CG AND 1507910	Tapered Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-277-9957?

The FSCG of the NSN 3110-01-277-9957 is 3110

Does the NSN 3110-01-277-9957 have a Schedule B code assigned?

Yes, the Schedule B code is 8482200030

Does NSN 3110-01-277-9957 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 3110-01-277-9957 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-277-9957 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 3110-01-277-9957 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Apr 29, 1988