1120R-B-0.375-9

View detailed technical data, stock status, and sourcing information for: 1120R-B-0.375-9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-309-7734

Item Name Code

15887

Assigment Date

10/22/1989 (36 years ago)

An item having two flat bearing surfaces, conforming to the same shape as the base of a nut (1), plain, plate and nut (1), self-locking, plate. It is used to provide better alignment in assembly.

right-hand thread direction, 0.250 inches nominal nut diameter, 2b thread class, round nut style, 0.375 inches nominal nut thickness

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: 0.250 inches nominal
Nut Thickness: 0.375 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Part Name Assigned By Controlling Agency: navy special project
Material: copper alloy 360 overall
Material Document And Classification: qq-b-626,comp 22,1/2 h fed spec single material response overall
Surface Treatment: nickel overall
Surface Treatment Document And Classification: qq-n-290,type 7 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
1120R-B-0.375-9	Round Plain Nut
123-09-BR-440-T	Round Plain Nut
1547B	Round Plain Nut
1682-440-B-5	Round Plain Nut
57988-90304	Round Plain Nut
8154-B-0440-4	Round Plain Nut
BR-6941-0440-0.375-61	Round Plain Nut
P-521-M01-F07-440	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-309-7734?

The FSCG of the NSN 5310-01-309-7734 is 5310

Does the NSN 5310-01-309-7734 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-01-309-7734 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 5310-01-309-7734 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-309-7734 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 5310-01-309-7734 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sun, Oct 22, 1989