5310-00-945-0540

Find complete technical information, availability, and procurement data for: 5310-00-945-0540
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-945-0540

Item Name Code

01869

Assigment Date

03/01/1966 (60 years ago)

steel comp 4130 overall material, 2.137 inches nominal hole diameter, black overall color, 34.0 rockwell c minimum and 38.0 rockwell c maximum hardness rating, 6 external key quantity

Product Characteristics

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

Hole Diameter: 2.137 inches nominal
External Key Quantity: 6
Hardness Rating: 34.0 rockwell c minimum and 38.0 rockwell c maximum
Color: black overall
Material: steel comp 4130 overall
Material Document And Classification: mil-s-18729 mil spec single material response overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: mil-c-13924 class 1g mil spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-736-3355	No Name Available	07/22/1968

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
NAS1443-12	Key Washer
SS5075-9	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-945-0540?

The FSCG of the NSN 5310-00-945-0540 is 5310

Does the NSN 5310-00-945-0540 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-945-0540 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 5310-00-945-0540 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-945-0540 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 5310-00-945-0540 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Mar 1, 1966