5310-00-879-2577

Find complete technical information, availability, and procurement data for: 5310-00-879-2577
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-879-2577

Item Name Code

01858

Assigment Date

10/03/1973 (52 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.)

0.062 inches nominal nut height, 2b thread class, 0.188 inches nominal width across flats, square nut style, 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: square
Nut Height: 0.062 inches nominal
Width Across Flats: 0.188 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Bearing Surface Type: flat
Bearing Surface Finish: 125.0 microinches
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp 303 overall
Material Document And Classification: qq-s-764,cond a fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,e300 mil 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-881-6194	No Name Available	09/22/1974

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
AD7710	Square Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-879-2577?

The FSCG of the NSN 5310-00-879-2577 is 5310

Does the NSN 5310-00-879-2577 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-879-2577 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 5310-00-879-2577 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-879-2577 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 5310-00-879-2577 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Oct 3, 1973