52131-5901-998669ALT2PC4B

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-332-0032

Item Name Code

13393

Assigment Date

01/01/1963 (63 years ago)

rectangular cross-sectional shape style, round center hole shape style, 2.187 inches minimum and 2.189 inches maximum hole diameter, round peripheral shape style, 0.034 inches minimum and 0.036 inches maximum thickness

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 2.187 inches minimum and 2.189 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.034 inches minimum and 0.036 inches maximum
Overall Diameter: 3.187 inches minimum and 3.189 inches maximum
Hardness Rating: 80.0 brinell nominal
Material: steel overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4130-00-513-8173	No Name Available	01/01/1963

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
52131-5901-998669ALT2PC4B	Flat Washer
52131S5901-998669ALT1PC4B	Flat Washer
52MAD1282N18PC105-1132	Flat Washer
52MAD1282N18PC105X1132	Flat Washer
52MAD1343N3REVCPC7-1132	Flat Washer
5310PL1372709	Flat Washer
54MAD1343N3REVCPC7-1132	Flat Washer
571-3801-1444715REVAPC105-1132	Flat Washer
571-3801-1444715REVAPC105X1132	Flat Washer
5H40-1132 DISK VALVE	Flat Washer
N8640-2ALT1PC4B	Flat Washer
N8640-2ALT2PC4B	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-332-0032?

The FSCG of the NSN 5310-00-332-0032 is 5310

Does the NSN 5310-00-332-0032 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-332-0032 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 5310-00-332-0032 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-332-0032 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 5310-00-332-0032 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963