5310-00-147-6040

Find complete technical information, availability, and procurement data for: 5310-00-147-6040
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-147-6040

Item Name Code

29725

Assigment Date

10/01/1971 (54 years ago)

"a nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes:nut (1), self-locking, slotted, hexagon."

2b thread class, prevailing torque all metal design locking feature, right-hand thread direction, castellated, hexagon nut style, 0.400 inches nominal nut height

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
Locking Feature: prevailing torque all metal design
Nut Style: castellated, hexagon
Nut Height: 0.400 inches nominal
Width Across Flats: 0.986 inches minimum and 1.002 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 18
Hardness Rating: 31.0 rockwell c minimum and 39.0 rockwell c maximum
Nominal Thread Size: 0.625 inches
Bearing Surface Type: chamfered
Material: steel overall
Material Document And Classification: hs178,fscm 73030 mfr ref single material response or hs279,fscm 73030 mfr ref single material response or hs1075,fscm 73030 mfr ref single material response overall
Test Data Document: 73030-746471 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

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
740745-1	Nut,self-Locking,castellated,hex
746471-1	Nut,self-Locking,castellated,hex

FAQs

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

What is the FSCG of the NSN 5310-00-147-6040?

The FSCG of the NSN 5310-00-147-6040 is 5310

Does the NSN 5310-00-147-6040 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-147-6040 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 5310-00-147-6040 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-147-6040 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 5310-00-147-6040 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Oct 1, 1971