4M8012

View detailed technical data, stock status, and sourcing information for: 4M8012
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-087-6874

Item Name Code

05277

Assigment Date

01/01/1960 (66 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.

prevailing torque all metal design locking feature, hexagon nut style, 3b thread class, 0.312 inches 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Nut Style: hexagon
Nut Height: 0.312 inches nominal
Width Across Flats: 0.750 inches nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Bearing Surface Type: flat
Material: steel corrosion resisting 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
4M8012	Hexagon Self-Locking Nut
C125638	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-087-6874?

The FSCG of the NSN 5310-00-087-6874 is 5310

Does the NSN 5310-00-087-6874 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-087-6874 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 5310-00-087-6874 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-087-6874 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 5310-00-087-6874 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960