5310-01-663-5256

Find complete technical information, availability, and procurement data for: 5310-01-663-5256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-663-5256

Item Name Code

01857

Assigment Date

05/12/2017 (9 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

m8 thread class, hexagon nut style, 13.0 millimeters nominal width across flats, 6.5 millimeters nominal nut height, 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: m8
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 6.5 millimeters nominal
Width Across Flats: 13.0 millimeters nominal
Thread Series: m
Nominal Thread Size: 5.0 millimeters
Thread Pitch In Millimeters: 5.0
Bearing Surface Type: flat
Part Name Assigned By Controlling Agency: nut, plain, hex
Material: steel overall
Surface Treatment: zinc overall
Specification/Standard Data: i9008-iso8673 national std/spec

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
ISO 8673 M8X1.0-8-A2K	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-663-5256?

The FSCG of the NSN 5310-01-663-5256 is 5310

Does the NSN 5310-01-663-5256 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-663-5256 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 5310-01-663-5256 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-663-5256 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 5310-01-663-5256 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Fri, May 12, 2017