A75571

View detailed technical data, stock status, and sourcing information for: A75571
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-545-5297

Item Name Code

13393

Assigment Date

04/14/1971 (55 years ago)

rectangular cross-sectional shape style, round w/flats center hole shape style, 0.312 inches minimum and 0.322 inches maximum hole diameter, round peripheral shape style, 0.531 inches minimum and 0.593 inches maximum overall 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: 0.312 inches minimum and 0.322 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round w/flats
Overall Diameter: 0.531 inches minimum and 0.593 inches maximum
Minimum Tensile Strength: 160000 pounds per square inch
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: an-p-61 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
A75571	Flat Washer
S59-166	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-545-5297?

The FSCG of the NSN 5310-00-545-5297 is 5310

Does the NSN 5310-00-545-5297 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-545-5297 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 5310-00-545-5297 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-545-5297 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 5310-00-545-5297 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Apr 14, 1971