220426

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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-021-1918

Item Name Code

00015

Assigment Date

05/10/1976 (50 years ago)

An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).

6.0 millimeters nominal overall width, 17.0 millimeters nominal overall outside diameter, ground surface finish, machined retainer fabrication method, 6.0 millimeters nominal bore 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: 6.0 millimeters nominal
Bore Diameter: 6.0 millimeters nominal
Overall Outside Diameter: 17.0 millimeters nominal
Surface Finish: ground
Retainer Fabrication Method: machined
Bore Shape: straight
Locating Feature: nonlocating
Internal Clearance: 0.0002 inches minimum radial and 0.0006 inches maximum radial
Standard Tolerance Designation: rbec no.1
Material: copper alloy retainer
Material: steel comp e52100 inner ring
Material: steel comp e52100 outer ring
Material: steel comp e52100 roller
Material Document And Classification: aisi 52100 assn std single material response inner ring
Material Document And Classification: aisi 52100 assn std single material response outer ring
Material Document And Classification: aisi 52100 assn std single material response roller
Style Designator: single row, non-locating, cylindrical inner and outer ring, separable

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
220426	Cylindrical Roller Bearing
NU617	Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-021-1918?

The FSCG of the NSN 3110-01-021-1918 is 3110

Does the NSN 3110-01-021-1918 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-01-021-1918 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 3110-01-021-1918 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-021-1918 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 3110-01-021-1918 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 10, 1976