K6231

View detailed technical data, stock status, and sourcing information for: K6231
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-213-9133

Item Name Code

15935

Assigment Date

01/01/1963 (63 years ago)

2.190 inches nominal outside diameter, 0.386 inches nominal hole diameter, 0.480 inches nominal recess diameter, 0.080 inches nominal shoulder height, 0.562 inches nominal shoulder diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.386 inches nominal
Shoulder Diameter: 0.562 inches nominal
Outside Diameter: 2.190 inches nominal
Recess Diameter: 0.480 inches nominal
Shoulder Height: 0.080 inches nominal
Material Thickness: 0.250 inches nominal
Recess Angle: 45.0 degrees nominal
Surface Finish: 100.0 microinches all surfaces
Material: steel overall
Surface Treatment: cadmium overall
Style Designator: shouldered and recessed

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
K6231	Shouldered and Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-213-9133?

The FSCG of the NSN 5310-00-213-9133 is 5310

Does the NSN 5310-00-213-9133 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-00-213-9133 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 5310-00-213-9133 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-213-9133 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 5310-00-213-9133 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963