7375138

View detailed technical data, stock status, and sourcing information for: 7375138
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-270-8837

Item Name Code

13393

Assigment Date

01/01/1961 (65 years ago)

round center hole shape style, 0.115 inches minimum and 0.135 inches maximum thickness, 1.021 inches minimum and 1.041 inches maximum hole diameter, rectangular cross-sectional shape style, round peripheral shape style

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: 1.021 inches minimum and 1.041 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.115 inches minimum and 0.135 inches maximum
Overall Diameter: 1.802 inches minimum and 1.822 inches maximum
Features Provided: casehardened
Hardness Rating: 25.0 rockwell c maximum
Material: steel comp 1010 or steel comp mt1020 overall
Material Document And Classification: aisi assn std all material responses overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-893-7755	No Name Available	08/05/1968

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
640945	Flat Washer
7375138	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-270-8837?

The FSCG of the NSN 5310-00-270-8837 is 5310

Does the NSN 5310-00-270-8837 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-270-8837 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 5310-00-270-8837 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-270-8837 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 5310-00-270-8837 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961