521020-2

View detailed technical data, stock status, and sourcing information for: 521020-2
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-618-6503

Item Name Code

00015

Assigment Date

01/01/1963 (63 years ago)

14.0 millimeters nominal overall width, machined retainer fabrication method, 47.0 millimeters nominal overall outside diameter, ground surface finish, 20.0 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: 14.0 millimeters nominal
Bore Diameter: 20.0 millimeters nominal
Overall Outside Diameter: 47.0 millimeters nominal
Surface Finish: ground
Retainer Fabrication Method: machined
Bore Shape: straight
Locating Feature: nonlocating
Internal Fit-Up Designation: standard
Standard Tolerance Designation: rbec no.5
Special Features: silver plated retainer
Material: copper alloy retainer
Material: steel inner ring
Material: steel outer ring
Material: steel roller
Style Designator: single row, non-locating, cylindrical inner ring, two lip 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
521020-2	Cylindrical Roller Bearing
R204E1A5090060C18S7730R	Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-618-6503?

The FSCG of the NSN 3110-00-618-6503 is 3110

Does the NSN 3110-00-618-6503 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-618-6503 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 3110-00-618-6503 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-618-6503 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 3110-00-618-6503 was assigned to the Federal Catalog?

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