PC NO. 137

View detailed technical data, stock status, and sourcing information for: PC NO. 137
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-312-7122

Item Name Code

01857

Assigment Date

12/21/1989 (36 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.)

5310-01-312-7122, hexagon plain nut

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
E-996-231-B PC 137	Hexagon Plain Nut
PC NO. 137	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-312-7122?

The FSCG of the NSN 5310-01-312-7122 is 5310

Does NSN 5310-01-312-7122 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 5310-01-312-7122 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-312-7122 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 5310-01-312-7122 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Dec 21, 1989