5310-00-262-3499

Find complete technical information, availability, and procurement data for: 5310-00-262-3499
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-262-3499

Item Name Code

14218

Assigment Date

01/01/1963 (63 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.

steel overall material, 45.0 rockwell c minimum and 53.0 rockwell c maximum hardness rating, 0.115 inches minimum and 0.124 inches maximum hole diameter, 0.020 inches nominal material thickness, 0.202 inches maximum outside 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: 0.115 inches minimum and 0.124 inches maximum
Outside Diameter: 0.202 inches maximum
Material Thickness: 0.020 inches nominal
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum
Material: steel overall
Material Document And Classification: fed std 66 fed std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: qq-z-325,ty 2,cl 3 fed spec single treatment response overall
Style Designator: split helical-right hand
Nondefinitive Spec/Std Data: a class and 1 style

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
146370-13	Lock Washer
93618-405	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-262-3499?

The FSCG of the NSN 5310-00-262-3499 is 5310

Does the NSN 5310-00-262-3499 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-262-3499 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 5310-00-262-3499 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-262-3499 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 5310-00-262-3499 was assigned to the Federal Catalog?

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