5310-01-103-6438

Find complete technical information, availability, and procurement data for: 5310-01-103-6438
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-103-6438

Item Name Code

13393

Assigment Date

11/18/1980 (45 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.250 inches nominal thickness, 0.550 inches nominal hole diameter, rectangular cross-sectional shape style, round center hole shape style, round peripheral 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: rectangular
Hole Diameter: 0.550 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.250 inches nominal
Overall Diameter: 2.500 inches nominal
Material: steel overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-128-1566	No Name Available	06/01/2006

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
7066437	Flat Washer
78011-170-1	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-103-6438?

The FSCG of the NSN 5310-01-103-6438 is 5310

Does the NSN 5310-01-103-6438 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-103-6438 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 5310-01-103-6438 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-103-6438 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 5310-01-103-6438 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Tue, Nov 18, 1980