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5310-01-080-4998

Lock Washer

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Official Item Classification

Name
Lock Washer
(NSN) National Stock Number
5310-01-080-4998
(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
07/27/1979 (47 years ago)

zinc or cadmium overall surface treatment, 1.95 millimeters minimum and 2.25 millimeters maximum material thickness, steel overall material, 21.1 millimeters nominal outside diameter, 12.2 millimeters minimum and 12.7 millimeters maximum hole diameter

Specs & Compatibility

Hole Diameter

12.2 millimeters minimum and 12.7 millimeters maximum

Outside Diameter

21.1 millimeters nominal

Material Thickness

1.95 millimeters minimum and 2.25 millimeters maximum

Material

steel overall

Surface Treatment

zinc or cadmium overall

Style Designator

split helical-right hand

Replacement For

Part Number Description
5310-01-274-3164 No Name Available 07/01/1991

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
500-030-00 Lock Washer
50003000 Lock Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-080-4998?
The FSCG of the NSN 5310-01-080-4998 is 5310
Does the NSN 5310-01-080-4998 have a Schedule B code assigned?
Yes, the Schedule B code is 7318210000
Does NSN 5310-01-080-4998 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 5310-01-080-4998 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-080-4998 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 5310-01-080-4998 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Fri, Jul 27, 1979