SS-3407-632-20

View detailed technical data, stock status, and sourcing information for: SS-3407-632-20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-055-3850

Item Name Code

15887

Assigment Date

02/04/1978 (48 years ago)

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

round nut style, 0.562 inches nominal nut thickness, 2b thread class, right-hand thread direction, 0.375 inches nominal nut diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Nut Style: round
Nut Diameter: 0.375 inches nominal
Nut Thickness: 0.562 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp 303 overall
Material Document And Classification: astm a581 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
125-08-SS-632-E	Round Plain Nut
1330R-SS-.562-12	Round Plain Nut
1819-632-SS-20	Round Plain Nut
256-067-01	Round Plain Nut
8515-SS-0632-7	Round Plain Nut
P-1083-M07-F09-632	Round Plain Nut
SS-3407-632-20	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-055-3850?

The FSCG of the NSN 5310-01-055-3850 is 5310

Does the NSN 5310-01-055-3850 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-055-3850 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 5310-01-055-3850 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-055-3850 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 5310-01-055-3850 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Feb 4, 1978