5310-01-421-2057

Find complete technical information, availability, and procurement data for: 5310-01-421-2057
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-421-2057

Item Name Code

13393

Assigment Date

11/03/1995 (30 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

round center hole shape style, round peripheral shape style, 1.375 inches nominal hole diameter, rectangular cross-sectional shape style, 0.250 inches nominal thickness

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: 1.375 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.250 inches nominal
Overall Diameter: 2.125 inches nominal
Material: plastic polyamide (nylon) overall

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
076-74481-000	Flat Washer
076-74481A	Flat Washer
476-64696-000-137	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-421-2057?

The FSCG of the NSN 5310-01-421-2057 is 5310

Does the NSN 5310-01-421-2057 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5310-01-421-2057 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 5310-01-421-2057 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-421-2057 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 5310-01-421-2057 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Nov 3, 1995