5310-00-139-4627

Find complete technical information, availability, and procurement data for: 5310-00-139-4627
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-139-4627

Item Name Code

05277

Assigment Date

09/01/1971 (54 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.

hexagon nut style, 2b thread class, prevailing torque all metal design locking feature, right-hand thread direction, soluble lubricant lubrication

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
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.281 inches nominal
Width Across Flats: 0.438 inches nominal
Thread Series: unf
Features Provided: casehardened
Thread Quantity Per Inch: 28
Hardness Rating: 20.0 rockwell c minimum and 25.0 rockwell c maximum
Nominal Thread Size: 0.250 inches
Countersink Angle: 90.0 degrees nominal nut
Bearing Surface Type: chamfered
Special Features: locking feature may be elliptical,triangular etc,but not slotted
Material: steel comp 1013 or steel comp 1045 overall
Material Document And Classification: qq-s-634 fed spec all material responses overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: qq-z-325,ty 2,cl 3 fed 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
11609727-1	Hexagon Self-Locking Nut
5310001394627	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-139-4627?

The FSCG of the NSN 5310-00-139-4627 is 5310

Does the NSN 5310-00-139-4627 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-139-4627 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 5310-00-139-4627 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-139-4627 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 5310-00-139-4627 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Sep 1, 1971