5310-01-144-3121

Find complete technical information, availability, and procurement data for: 5310-01-144-3121
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-144-3121

Item Name Code

21824

Assigment Date

12/18/1982 (43 years ago)

An internally threaded item with a cylindrical and/or square, hexagonal, octagonal, or dodecagonal outer periphery (parallel to the threaded axis) a portion(s) of which may or may not be enlarged, forming a flange(s) and/or shoulder(s). Items not having an enlarged outer portion may be threaded, a part of the full length, or tapped from both ends. Items having an enlarged outer portion (flange(s) or shoulder(s)) may be threaded the full length, threaded a part of the full length, or tapped from both ends. Items tapped from both ends shall have either right-hand threads on both ends or left-hand threads on both ends. For items conforming to any of the above and having a length overall exceeding two times the largest outside diameter or width across flats, use post, electrical-mechanical equipment. For items with an outside contour that is the same the full length, having a continuous thread through its entire length, and the length does not exceed two times the diameter or width across the flats use nut (1), plain (as modified). Excludes:nut (1), plain, cap. See also turnbuckle body.

0.200 inches nominal overall height, right-hand thread direction, conical nut style, 0.490 inches minimum and 0.510 inches maximum washer outside diameter, 2b thread class

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
Washer Outside Diameter: 0.490 inches minimum and 0.510 inches maximum
Overall Height: 0.200 inches nominal
Nut Style: conical
Nut Height: 0.150 inches minimum and 0.163 inches maximum
Width Across Flats: 0.362 inches minimum and 0.375 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: steel comp 1020 nut
Material: steel comp 1050 washer
Surface Treatment: zinc and dichromate overall
Surface Treatment Document And Classification: g-4342-m,code 20d72,fscm 16764 mfr ref all treatment responses 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
1979365	Assembled Washer Plain Nut
5310011443121	Assembled Washer Plain Nut
5HA181	Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-144-3121?

The FSCG of the NSN 5310-01-144-3121 is 5310

Does the NSN 5310-01-144-3121 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5310-01-144-3121 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 5310-01-144-3121 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-144-3121 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 5310-01-144-3121 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Dec 18, 1982