5310-01-249-3712

Find complete technical information, availability, and procurement data for: 5310-01-249-3712
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-249-3712

Item Name Code

14218

Assigment Date

02/11/1987 (39 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

85.0 rockwell b minimum and 95.0 rockwell b maximum hardness rating, 0.599 inches nominal outside diameter, 80.0 degrees minimum and 82.0 degrees maximum countersink angle, 0.023 inches minimum and 0.028 inches maximum material thickness, 0.318 inches minimum and 0.333 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.

Hole Diameter: 0.318 inches minimum and 0.333 inches maximum
Outside Diameter: 0.599 inches nominal
Material Thickness: 0.023 inches minimum and 0.028 inches maximum
Hardness Rating: 85.0 rockwell b minimum and 95.0 rockwell b maximum
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Material: copper alloy 510 overall
Material Document And Classification: qq-b-750,hard fed spec single material response overall
Style Designator: countersink external teeth
Nondefinitive Spec/Std Data: 4 type and 3 composition

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
MS35336-36	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-249-3712?

The FSCG of the NSN 5310-01-249-3712 is 5310

Does the NSN 5310-01-249-3712 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-01-249-3712 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 5310-01-249-3712 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-249-3712 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 5310-01-249-3712 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Feb 11, 1987