5310-01-386-3971

Find complete technical information, availability, and procurement data for: 5310-01-386-3971
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-386-3971

Item Name Code

04889

Assigment Date

02/04/1994 (32 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

0.912 inches nominal washer outside diameter, 3b thread class, 0.375 inches nominal overall height, 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
Washer Outside Diameter: 0.912 inches nominal
Lubrication: dry film lubricant
Overall Height: 0.375 inches nominal
Nut Style: hexagon
Washer Thickness: 0.045 inches nominal
Width Across Flats: 0.680 inches minimum and 0.693 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.562 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5732 assn std single material response or ams 5737 assn std single material response or ams 5735 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 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
03A153-9L	Nut,plain,extended Washer,hexago
83963-9L	Nut,plain,extended Washer,hexago
BH1291C-9MFA	Nut,plain,extended Washer,hexago
H52766-9	Nut,plain,extended Washer,hexago
NRH30C-9M	Nut,plain,extended Washer,hexago
VN324DH098	Nut,plain,extended Washer,hexago

FAQs

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

What is the FSCG of the NSN 5310-01-386-3971?

The FSCG of the NSN 5310-01-386-3971 is 5310

Does the NSN 5310-01-386-3971 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-386-3971 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 5310-01-386-3971 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-386-3971 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 5310-01-386-3971 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Feb 4, 1994