645121A200

View detailed technical data, stock status, and sourcing information for: 645121A200
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-621-3195

Item Name Code

07623

Assigment Date

01/01/1963 (63 years ago)

1.835 inches minimum and 1.855 inches maximum inside diameter, 2.091 inches minimum and 2.111 inches maximum outside diameter, 0.046 inches minimum and 0.052 inches maximum major thickness, not casehardened casehardening indicator, double oval cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: double oval
Inside Diameter: 1.835 inches minimum and 1.855 inches maximum
Casehardening Indicator: not casehardened
Outside Diameter: 2.091 inches minimum and 2.111 inches maximum
Major Thickness: 0.046 inches minimum and 0.052 inches maximum
Ring Style: spiral
Usage Design: internal
Strength Rating: 211000.0 pounds per square inch minimum tensile
Material: steel
Material Document And Classification: sae or aisi 1070 thru 1090 assn std single material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5365-01-178-0104	No Name Available	11/01/1993

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
3415-200P	Retaining Ring
626-001-9150	Retaining Ring
645121A200	Retaining Ring
8528834	Retaining Ring
8528835	Retaining Ring
HS3014RR200	Retaining Ring
M27426-3149A	Retaining Ring
M2742630149A	Retaining Ring
RR-200	Retaining Ring
RR200	Retaining Ring
WH-200	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-621-3195?

The FSCG of the NSN 5325-00-621-3195 is 5325

Does the NSN 5325-00-621-3195 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-621-3195 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 5325-00-621-3195 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-621-3195 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 5325-00-621-3195 was assigned to the Federal Catalog?

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