5310-00-421-4993

Find complete technical information, availability, and procurement data for: 5310-00-421-4993
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-421-4993

Item Name Code

13393

Assigment Date

12/18/1970 (55 years ago)

0.022 inches minimum and 0.042 inches maximum thickness, round center hole shape style, round peripheral shape style, rectangular cross-sectional shape style, 1.510 inches minimum and 1.530 inches maximum hole diameter

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: rectangular
Hole Diameter: 1.510 inches minimum and 1.530 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.022 inches minimum and 0.042 inches maximum
Overall Diameter: 2.126 inches minimum and 2.250 inches maximum
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp 301 or steel comp 302 or steel comp 304 or steel comp 316 overall
Material Document And Classification: qq-s-766,cond a fed spec all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-021-5906	No Name Available	01/01/1983

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
2528846-1	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-421-4993?

The FSCG of the NSN 5310-00-421-4993 is 5310

Does the NSN 5310-00-421-4993 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-421-4993 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 5310-00-421-4993 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-421-4993 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 5310-00-421-4993 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Dec 18, 1970