5310-00-257-3050

Find complete technical information, availability, and procurement data for: 5310-00-257-3050
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-257-3050

Item Name Code

13393

Assigment Date

03/26/1971 (55 years ago)

round center hole shape style, rectangular cross-sectional shape style, round peripheral shape style, 0.094 inches minimum and 0.156 inches maximum thickness, 2.531 inches minimum and 2.593 inches maximum hole diameter

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: 2.531 inches minimum and 2.593 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.094 inches minimum and 0.156 inches maximum
Overall Diameter: 4.969 inches minimum and 5.031 inches maximum
Features Provided: casehardened
Hardness Rating: 89.0 rockwell superficial 15-n minimum or 91.0 rockwell superficial 15-n maximum
Material: steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1035 overall
Material Document And Classification: 66 assn std all material responses overall
Surface Treatment: phosphate overall
Surface Treatment Document And Classification: mil-p-16232,type z,class 3 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
10862186	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-257-3050?

The FSCG of the NSN 5310-00-257-3050 is 5310

Does the NSN 5310-00-257-3050 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-257-3050 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 5310-00-257-3050 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-257-3050 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 5310-00-257-3050 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Mar 26, 1971