5310-00-209-1381

Find complete technical information, availability, and procurement data for: 5310-00-209-1381
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-209-1381

Item Name Code

15933

Assigment Date

01/01/1963 (63 years ago)

3.150 inches minimum and 3.152 inches maximum hole diameter, 3.295 inches minimum and 3.325 inches maximum recess diameter, 26.0 rockwell c minimum and 32.0 rockwell c maximum hardness rating, 3.750 inches minimum and 3.770 inches maximum outside diameter, 0.200 inches minimum and 0.203 inches maximum material thickness

Product Characteristics

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

Hole Diameter: 3.150 inches minimum and 3.152 inches maximum
Outside Diameter: 3.750 inches minimum and 3.770 inches maximum
Recess Diameter: 3.295 inches minimum and 3.325 inches maximum
Material Thickness: 0.200 inches minimum and 0.203 inches maximum
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Recess Angle: 90.0 degrees nominal
Material: steel comp 8740 overall
Material Document And Classification: ams 6322 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2400 assn std single treatment response overall
Style Designator: recessed

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2840-00-310-5524	No Name Available	01/01/1963
2840-00-536-3621	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
225652	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-209-1381?

The FSCG of the NSN 5310-00-209-1381 is 5310

Does the NSN 5310-00-209-1381 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-209-1381 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 5310-00-209-1381 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-209-1381 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 5310-00-209-1381 was assigned to the Federal Catalog?

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