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5310-00-941-6635

Nut,plain,extended Washer,double

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Official Item Classification

Name
Nut,plain,extended Washer,double
(NSN) National Stock Number
5310-00-941-6635
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
04888
(FIIG) Federal Item Identification Guide
A021A0
Date
12/12/1965 (60 years ago)

0.334 inches minimum and 0.354 inches maximum overall height, right-hand thread direction, 0.459 inches minimum and 0.479 inches maximum washer outside diameter, 3bg thread class, double hexagon nut style

Specs & Compatibility

Thread Class

3bg

Thread Direction

right-hand

Washer Outside Diameter

0.459 inches minimum and 0.479 inches maximum

Overall Height

0.334 inches minimum and 0.354 inches maximum

Nut Style

double hexagon

Washer Thickness

0.065 inches minimum and 0.075 inches maximum

Width Across Flats

0.367 inches minimum and 0.376 inches maximum

Thread Series

unjf

Thread Quantity Per Inch

28

Nominal Thread Size

0.250 inches

Criticality Code Justification

feat

Special Features

due to critical features, tolerances, fit restrictions, material properties & manufacturing process. failure could result in loss or substantial damage to weapon system, death or seriouis injury

Material

iron alloy 660 overall

Material Document And Classification

ams 5735 assn std single material response overall

Precious Material

silver

Surface Treatment

silver overall

Replacement For

Part Number Description
5310-00-680-6463 No Name Available 01/01/1979

Regulatory Compliance

Precious Metals Indicator
S

Item contains silver.

Criticality Code
Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions 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

0004888

Related Hardware Products

Part Number Description
490130 Nut,plain,extended Washer,double

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-941-6635?
The FSCG of the NSN 5310-00-941-6635 is 5310
Does the NSN 5310-00-941-6635 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-941-6635 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 5310-00-941-6635 contain precious materials?
Item contains silver.
Does NSN 5310-00-941-6635 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 5310-00-941-6635 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Sun, Dec 12, 1965