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540062-407 Lock Washer

5310-00-957-0185

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Official Item Classification

Name
Lock Washer
Part Number
540062-407
(NSN) National Stock Number
5310-00-957-0185
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
14218
(FIIG) Federal Item Identification Guide
A022B0
Date
01/01/1962 (64 years ago)

copper alloy overall material, 0.168 inches minimum and 0.176 inches maximum hole diameter, 0.020 inches nominal material thickness, 0.370 inches minimum and 0.381 inches maximum outside diameter, nickel overall surface treatment

Specs & Compatibility

Hole Diameter

0.168 inches minimum and 0.176 inches maximum

Outside Diameter

0.370 inches minimum and 0.381 inches maximum

Material Thickness

0.020 inches nominal

Material

copper alloy overall

Surface Treatment

nickel overall

Style Designator

flat external teeth

Replacement For

Part Number Description
5310-00-685-1707 No Name Available 03/01/1979
5310-00-699-2712 No Name Available 01/01/1986

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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

0014218

Related Hardware Products

Part Number Description
107453 Lock Washer
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1808-00-00-2580 Lock Washer
23255-10 Lock Washer
540062-407 Lock Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-957-0185?
The FSCG of the NSN 5310-00-957-0185 is 5310
Does the NSN 5310-00-957-0185 have a Schedule B code assigned?
Yes, the Schedule B code is 7415210000
Does NSN 5310-00-957-0185 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 5310-00-957-0185 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-957-0185 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 5310-00-957-0185 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962