5310-01-644-0424

Find complete technical information, availability, and procurement data for: 5310-01-644-0424
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-644-0424

Item Name Code

29730

Assigment Date

04/21/2015 (11 years ago)

An electrical fitting with electrical contacts, constructed to be affixed to the end of a cable, conduit, coaxial line, cord or wiring for convenience in joining with other electrical connector(s) or printed wiring board and is not designed to be mounted on a bulkhead, chasses, panel, printed wiring board, or the like. Excludes:jack, telephone; jack, tip; plug, telephone; plug tip; insert, electrical connector; connector body (as modified); and socket, plug-in, electronic components. See also lead assembly, electrical; wiring harness (as modified); and cable assembly (as modified). For items without inserts, see shell, electrical connector.

0.420 inches maximum washer outside diameter, prevailing torque all metal design locking feature, right-hand thread direction, 3b thread class, 0.204 inches minimum and 0.219 inches maximum overall 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.420 inches maximum
Overall Height: 0.204 inches minimum and 0.219 inches maximum
Nut Style: hexagon
Washer Thickness: 0.019 inches minimum
End Item Identification: 5419-01-539-7182
Width Across Flats: 0.304 inches minimum and 0.316 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: steel overall
Surface Treatment: cadmium and chromate 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
MS20365-C420A	Extended Washer Self-Locking Nut
NASM21042-C420A	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-644-0424?

The FSCG of the NSN 5310-01-644-0424 is 5310

Does the NSN 5310-01-644-0424 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-644-0424 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 5310-01-644-0424 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-644-0424 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 5310-01-644-0424 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Tue, Apr 21, 2015