5310-01-268-5683

Find complete technical information, availability, and procurement data for: 5310-01-268-5683
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-268-5683

Item Name Code

29729

Assigment Date

12/03/1987 (38 years ago)

prevailing torque all metal design locking feature, 0.631 inches minimum washer outside diameter, dry film lubricant lubrication, 2b thread class, right-hand thread direction

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.631 inches minimum
Lubrication: dry film lubricant
Overall Height: 0.375 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.056 inches nominal
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5737 assn std single material response overall
Specification/Standard Data: 80205-nas1805 professional/industrial association standard

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
10110251	Extended Washer Self-Locking Nut
5310PL0939258	Extended Washer Self-Locking Nut
NAS1805-6L	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-268-5683?

The FSCG of the NSN 5310-01-268-5683 is 5310

Does the NSN 5310-01-268-5683 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-268-5683 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 5310-01-268-5683 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-268-5683 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 5310-01-268-5683 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Dec 3, 1987