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5310-00-003-5481

Assembled Washer Plain Nut

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Official Item Classification

Name
Assembled Washer Plain Nut
(NSN) National Stock Number
5310-00-003-5481
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
21824
(FIIG) Federal Item Identification Guide
A021A0
Date
05/17/1972 (54 years ago)

recessed with conical rim nut style, 1.300 inches nominal overall height, right-hand thread direction, 2b thread class, 1.812 inches nominal washer outside diameter

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Washer Outside Diameter

1.812 inches nominal

Overall Height

1.300 inches nominal

Nut Style

recessed with conical rim

Nut Height

0.750 inches nominal

Width Across Flats

1.187 inches nominal

Thread Series

unf

Thread Quantity Per Inch

16

Nominal Thread Size

0.750 inches

Material

steel nut

Material

steel washer

Surface Treatment

paint 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

0021824

Related Hardware Products

Part Number Description
AR20013 Assembled Washer Plain Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-003-5481?
The FSCG of the NSN 5310-00-003-5481 is 5310
Does the NSN 5310-00-003-5481 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-003-5481 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 5310-00-003-5481 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-003-5481 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 5310-00-003-5481 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, May 17, 1972