5310-00-857-4955

Find complete technical information, availability, and procurement data for: 5310-00-857-4955
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-857-4955

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

right-hand thread direction, 0.170 inches minimum and 0.188 inches maximum nut height, 0.305 inches minimum and 0.313 inches maximum width across flats, prevailing torque all metal design locking feature, 3b thread class

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Nut Height: 0.170 inches minimum and 0.188 inches maximum
Width Across Flats: 0.305 inches minimum and 0.313 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Material: copper alloy overall
Surface Treatment: cadmium 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
MS21044LE06	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-857-4955?

The FSCG of the NSN 5310-00-857-4955 is 5310

Does the NSN 5310-00-857-4955 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-857-4955 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 5310-00-857-4955 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-857-4955 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 5310-00-857-4955 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963