5310-00-120-2038

Find complete technical information, availability, and procurement data for: 5310-00-120-2038
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-120-2038

Item Name Code

01857

Assigment Date

10/25/1968 (57 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.)

hexagon nut style, 2b thread class, 0.187 inches nominal nut height, 0.250 inches nominal width across flats, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.187 inches nominal
Width Across Flats: 0.250 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Bearing Surface Type: flat
Material: steel comp 303 overall
Material Document And Classification: astm a581 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-018-6782	No Name Available	10/01/1989

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
529B252	Hexagon Plain Nut
8210SS1032	Hexagon Plain Nut
8210SS1032-7	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-120-2038?

The FSCG of the NSN 5310-00-120-2038 is 5310

Does the NSN 5310-00-120-2038 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-120-2038 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 5310-00-120-2038 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-120-2038 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 5310-00-120-2038 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Oct 25, 1968