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5310-00-125-6831

Find complete technical information, availability, and procurement data for: 5310-00-125-6831

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5310-00-125-6831
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-125-6831
Item Name Code
13393
Assigment Date
11/13/1968 (57 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

round center hole shape style, 0.521 inches minimum and 0.541 inches maximum overall diameter, rectangular cross-sectional shape style, 0.195 inches minimum and 0.205 inches maximum hole diameter, 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
0.195 inches minimum and 0.205 inches maximum
Peripheral Shape Style
round
Center Hole Shape Style
round
Overall Diameter
0.521 inches minimum and 0.541 inches maximum
Heat Treatment
as fabricated
Material
steel overall
Nuclear Hardness Critical Feature
hardened

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
57996-507-5 Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-125-6831?
The FSCG of the NSN 5310-00-125-6831 is 5310
Does the NSN 5310-00-125-6831 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-125-6831 require demilitarization?
Usml items - demil required. Security classified items. (note 2).
Does NSN 5310-00-125-6831 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-125-6831 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 5310-00-125-6831 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Nov 13, 1968

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