5310-00-959-0431

Find complete technical information, availability, and procurement data for: 5310-00-959-0431
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-959-0431

Item Name Code

01857

Assigment Date

06/20/1966 (60 years ago)

A stud, turnlock fastener over which may be assembled an eyelet, turnlock fastener. Stud(s) without cam slots or cam lead threads are provided with a crosspin or eared nut for locking with the mating receptacle, turnlock fastener. May be spring loaded. For like items having a threaded fastener, see screw assembly, panel or screw, panel fastener.

right-hand thread direction, 2b thread class, hexagon nut style, 0.250 inches minimum and 0.265 inches maximum nut height, 0.443 inches nominal nut counterbore diameter

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
Counterbore Diameter: 0.443 inches nominal nut
Nut Style: hexagon
Nut Height: 0.250 inches minimum and 0.265 inches maximum
Width Across Flats: 0.562 inches minimum and 0.577 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.437 inches
Countersink Angle: 90.0 degrees nominal nut
Bearing Surface Type: chamfered
Material: steel comp 316 overall
Material Document And Classification: qq-s-763 fed spec single material response overall
Surface Treatment: passivate 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
4L5NSS	Hexagon Plain Nut
9733099-3	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-959-0431?

The FSCG of the NSN 5310-00-959-0431 is 5310

Does the NSN 5310-00-959-0431 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-959-0431 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 5310-00-959-0431 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-959-0431 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 5310-00-959-0431 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Mon, Jun 20, 1966