5310-00-377-0657

Find complete technical information, availability, and procurement data for: 5310-00-377-0657
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-377-0657

Item Name Code

29729

Assigment Date

03/16/1974 (52 years ago)

right-hand thread direction, 0.830 inches maximum washer outside diameter, 3b thread class, prevailing torque all metal design locking feature, 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 all metal design
Washer Outside Diameter: 0.830 inches maximum
Lubrication: soluble lubricant
Overall Height: 0.594 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.065 inches minimum
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 20
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.500 inches
Material: steel comp 601 overall
Material Document And Classification: ams 630 assn std 1st material response or ams 6322 assn std 2nd material response or ams 6485 assn std 3rd material response or ams 6487 assn std 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 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
55LH9638-8	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-377-0657?

The FSCG of the NSN 5310-00-377-0657 is 5310

Does the NSN 5310-00-377-0657 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-377-0657 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 5310-00-377-0657 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-377-0657 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 5310-00-377-0657 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sat, Mar 16, 1974