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5310-00-137-6522

Key Washer

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Official Item Classification

Name
Key Washer
(NSN) National Stock Number
5310-00-137-6522
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
01869
(FIIG) Federal Item Identification Guide
A022B0
Date
07/19/1971 (55 years ago)

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

Specs & Compatibility

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

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0001869

Related Hardware Products

Part Number Description
MS17186-1 Key Washer

Frequently Asked Questions

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