5310-01-375-7674

Find complete technical information, availability, and procurement data for: 5310-01-375-7674
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-375-7674

Item Name Code

05277

Assigment Date

05/20/1993 (33 years ago)

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

3b thread class, prevailing torque with nonmetallic insert locking feature, 0.116 inches minimum and 0.156 inches maximum nut counterbore diameter, soluble lubricant lubrication, 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 with nonmetallic insert
Counterbore Diameter: 0.116 inches minimum and 0.156 inches maximum nut
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.133 inches minimum and 0.157 inches maximum
Width Across Flats: 0.243 inches minimum and 0.251 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Special Features: finish color bronze or olive drab
Material: steel overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: mil-std-171 mil std 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
12387299-N04	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-375-7674?

The FSCG of the NSN 5310-01-375-7674 is 5310

Does the NSN 5310-01-375-7674 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-375-7674 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 5310-01-375-7674 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-375-7674 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 5310-01-375-7674 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, May 20, 1993