21262031-128

View detailed technical data, stock status, and sourcing information for: 21262031-128
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-176-1339

Item Name Code

01857

Assigment Date

04/08/1984 (42 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

5310-01-176-1339, hexagon plain nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-165-4672	No Name Available	05/01/1989

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
000-8624	Hexagon Plain Nut
21262031-128	Hexagon Plain Nut
21262033-128	Hexagon Plain Nut
90635-991	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-176-1339?

The FSCG of the NSN 5310-01-176-1339 is 5310

Does NSN 5310-01-176-1339 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 5310-01-176-1339 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-176-1339 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 5310-01-176-1339 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sun, Apr 8, 1984