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5310-00-021-7438

Find complete technical information, availability, and procurement data for: 5310-00-021-7438

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5310-00-021-7438
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-021-7438
Item Name Code
21824
Assigment Date
01/01/1961 (65 years ago)

A plain nut on which has been assembled a nonremovable washer.

0.150 inches nominal overall height, right-hand thread direction, 3b thread class, flat with turned up edge nut style, 0.272 inches nominal washer outside 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
3b
Thread Direction
right-hand
Washer Outside Diameter
0.272 inches nominal
Overall Height
0.150 inches nominal
Nut Style
flat with turned up edge
Width Across Flats
0.155 inches nominal
Thread Series
unc
Thread Quantity Per Inch
32
Nominal Thread Size
0.138 inches
Material
steel overall
Surface Treatment
cadmium and chromate washer
Surface Treatment
cadmium nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-01-094-8698 No Name Available 11/01/1982

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
22680-863 Assembled Washer Plain Nut
2288-243-0 Assembled Washer Plain Nut
JRB3474 Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-021-7438?
The FSCG of the NSN 5310-00-021-7438 is 5310
Does the NSN 5310-00-021-7438 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-021-7438 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 5310-00-021-7438 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-021-7438 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 5310-00-021-7438 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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