5310-00-137-6522

Find complete technical information, availability, and procurement data for: 5310-00-137-6522
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-137-6522

Item Name Code

01869

Assigment Date

07/19/1971 (55 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.090 inches nominal external straight key width, 0.287 inches nominal outside diameter, 0.093 inches nominal external prebent key width, 0.050 inches nominal hole diameter, 0.078 inches nominal external prebent key length

Product Characteristics

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

Hole Diameter: 0.050 inches nominal
Outside Diameter: 0.287 inches nominal
External Prebent Key Length: 0.078 inches nominal
External Straight Key Width: 0.090 inches nominal
External Prebent Key Width: 0.093 inches nominal
Distance From Centerline To Inside Of Prebent Key: 0.146 inches nominal
Overall Distance Including Keys: 0.432 inches nominal
External Key Quantity: 8
Material Thickness: 0.020 inches nominal
Material: aluminum alloy 5052 overall
Material Document And Classification: qq-a-250/8 h34 fed spec single material response overall
Surface Treatment: chromate overall
Surface Treatment Document And Classification: mil-c-5541 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
MS17186-1	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-137-6522?

The FSCG of the NSN 5310-00-137-6522 is 5310

Does the NSN 5310-00-137-6522 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-00-137-6522 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 5310-00-137-6522 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-137-6522 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 5310-00-137-6522 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Jul 19, 1971