5310-00-939-1031

Find complete technical information, availability, and procurement data for: 5310-00-939-1031
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-939-1031

Item Name Code

05277

Assigment Date

11/16/1965 (60 years ago)

3b thread class, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, hexagon nut style, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.125 inches maximum
Width Across Flats: 0.243 inches minimum and 0.251 inches maximum
Temp Rating: 250.0 fahrenheit maximum
Thread Series: unjc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Countersink Angle: 88.0 degrees minimum nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: aluminum nut
Material: plastic polyamide (nylon) locking insert
Surface Treatment: anodize or chromate overall except insert
Surface Treatment Document And Classification: mil-a-8625 mil spec 1st treatment response or mil-c-5541 mil spec 2nd treatment response overall except insert

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-208-9287	No Name Available	03/01/2008

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
263-010-0401	Hexagon Self-Locking Nut
5611-0400	Hexagon Self-Locking Nut
66NTM40	Hexagon Self-Locking Nut
68NTM40	Hexagon Self-Locking Nut
68TM40	Hexagon Self-Locking Nut
MS21083D04	Hexagon Self-Locking Nut
NTMJ-40	Hexagon Self-Locking Nut
NTMJ-440	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-939-1031?

The FSCG of the NSN 5310-00-939-1031 is 5310

Does the NSN 5310-00-939-1031 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-00-939-1031 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 5310-00-939-1031 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-939-1031 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 5310-00-939-1031 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Nov 16, 1965