5310-01-166-7939

Find complete technical information, availability, and procurement data for: 5310-01-166-7939
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-166-7939

Item Name Code

05276

Assigment Date

11/17/1983 (42 years ago)

double hexagon nut style, prevailing torque all metal design locking feature, 3b thread class, right-hand thread direction, dry film 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 all metal design
Lubrication: dry film lubricant
Nut Style: double hexagon
Nut Height: 0.489 inches minimum and 0.499 inches maximum
Width Across Flats: 0.928 inches minimum and 0.940 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Bearing Surface Type: chamfered
Material: nickel alloy 718 overall
Material Document And Classification: ams 5662 assn std single material response or ams 5663 assn std single material response overall
Surface Treatment: copper and nickel threads

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
77019-10	Double Hexagon Self-Locking Nut
H49817-10	Double Hexagon Self-Locking Nut
LH11434-10	Double Hexagon Self-Locking Nut
ST3M436-10M	Double Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-166-7939?

The FSCG of the NSN 5310-01-166-7939 is 5310

Does the NSN 5310-01-166-7939 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-166-7939 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 5310-01-166-7939 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-166-7939 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 5310-01-166-7939 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Nov 17, 1983