5310-00-987-7568

Find complete technical information, availability, and procurement data for: 5310-00-987-7568
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-987-7568

Item Name Code

13393

Assigment Date

01/01/1962 (64 years ago)

round center hole shape style, 1.625 inches nominal hole diameter, 0.182 inches minimum and 0.187 inches maximum thickness, round peripheral shape style, rectangular cross-sectional 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: 1.625 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.182 inches minimum and 0.187 inches maximum
Overall Diameter: 2.875 inches nominal
Features Provided: casehardened
Hardness Rating: 89.3 rockwell superficial 15-n minimum and 91.8 rockwell superficial 15-n maximum
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Heat Treatment: quenched and tempered
Material: steel comp 1008 or steel comp 1009 or steel comp 1015 or steel comp 1018 or steel comp 1020 or steel comp mt1010 or steel comp mt1015 or steel comp mt1020 overall
Material Document And Classification: qq-s-698 fed spec 1st material response or qq-s-698 fed spec 2nd material response or qq-s-698 fed spec 3rd material response or qq-s-698 fed spec 4th material response or qq-s-698 fed spec 5th material response or qq-t-830 fed spec 6th material response or qq-t-830 fed spec 7th material response or qq-t-830 fed spec 8th material response overall
Surface Treatment: phosphate overall
Surface Treatment Document And Classification: mil-p-16232 ty m cl 2 mil 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
10904953	Flat Washer
5310009877568	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-987-7568?

The FSCG of the NSN 5310-00-987-7568 is 5310

Does the NSN 5310-00-987-7568 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-987-7568 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 5310-00-987-7568 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-987-7568 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 5310-00-987-7568 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962