5310-01-056-7257

Find complete technical information, availability, and procurement data for: 5310-01-056-7257
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-056-7257

Item Name Code

05279

Assigment Date

02/28/1978 (48 years ago)

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

1 gripping notch quantity, 0.138 inches nominal mating member diameter accommodated, 0.241 inches minimum and 0.250 inches maximum width across flats, stamped nut style, 0.070 inches minimum and 0.090 inches maximum nut height

Product Characteristics

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

Mating Member Diameter Accommodated: 0.138 inches nominal
Nut Style: stamped
Nut Height: 0.070 inches minimum and 0.090 inches maximum
Gripping Notch Quantity: 1
Width Across Flats: 0.241 inches minimum and 0.250 inches maximum
Material: steel comp 1050 or steel comp 1551 or steel comp 1552 or steel comp 1053 or steel comp 1055 or steel comp 1059 or steel comp 1060 or steel comp 1561 or steel comp 1064 or steel comp 1065 or steel comp 1566 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response or mil-c-81562 ty 2 cl 3 mil spec single treatment response overall

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
MS27151-4	Stamped Nut

FAQs

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

What is the FSCG of the NSN 5310-01-056-7257?

The FSCG of the NSN 5310-01-056-7257 is 5310

Does the NSN 5310-01-056-7257 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-056-7257 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 5310-01-056-7257 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-056-7257 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 5310-01-056-7257 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Tue, Feb 28, 1978