5310-01-031-8136

Find complete technical information, availability, and procurement data for: 5310-01-031-8136
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-031-8136

Item Name Code

01857

Assigment Date

12/02/1976 (49 years ago)

right-hand thread direction, 0.433 inches minimum and 0.441 inches maximum width across flats, 2b thread class, hexagon nut style, 0.375 inches minimum and 0.385 inches maximum nut height

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
Nut Style: hexagon
Nut Height: 0.375 inches minimum and 0.385 inches maximum
Width Across Flats: 0.433 inches minimum and 0.441 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Countersink Angle: 90.0 degrees nominal both ends
Criticality Code Justification: zzzw
Bearing Surface Type: chamfered
Material: steel comp 303 or steel comp 304 or steel comp 321 overall
Surface Treatment: passivate overall
Departure From Cited Document: as differentiated by special quality control testing for mk 48 torpedo

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
2505565-11	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-031-8136?

The FSCG of the NSN 5310-01-031-8136 is 5310

Does the NSN 5310-01-031-8136 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-031-8136 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 5310-01-031-8136 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-031-8136 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 5310-01-031-8136 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 2, 1976