42456

View detailed technical data, stock status, and sourcing information for: 42456
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-549-7765

Item Name Code

14218

Assigment Date

03/29/2007 (19 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.)

5310-01-549-7765, lock washer

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-557-0556	No Name Available	11/01/2009

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
12759-00372	Lock Washer
1324640	Lock Washer
3001186	Lock Washer
4007976-4	Lock Washer
42456	Lock Washer
S002651	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-549-7765?

The FSCG of the NSN 5310-01-549-7765 is 5310

Does the NSN 5310-01-549-7765 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5310-01-549-7765 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 5310-01-549-7765 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-549-7765 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 5310-01-549-7765 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Thu, Mar 29, 2007