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5306-00-021-4077

Assembled Washer Bolt

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Official Item Classification

Name
Assembled Washer Bolt
(NSN) National Stock Number
5306-00-021-4077
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
06659
(FIIG) Federal Item Identification Guide
A003B0
Date
05/31/1968 (58 years ago)

right-hand thread direction, 0.969 inches minimum and 1.000 inches maximum fastener length, hexagon head style, 0.844 inches minimum and 0.906 inches maximum thread length, 2a thread class

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.844 inches minimum and 0.906 inches maximum

Fastener Length

0.969 inches minimum and 1.000 inches maximum

Head Style

hexagon

Head Height

0.270 inches minimum and 0.295 inches maximum

Width Between Flats

0.552 inches minimum and 0.562 inches maximum

Washer Quantity

1

Nominal Thread Diameter

0.375 inches

Thread Quantity Per Inch

16

Hardness Rating

45.0 rockwell c minimum and 53.0 rockwell c maximum overall

Primary Washer Outside Diameter

0.635 inches minimum and 0.651 inches maximum

Primary Washer Style

split helical ring

Primary Washer Material Thickness

0.094 inches nominal

Special Features

nylon pellet in thd

Material Document And Classification

66 fed std all material responses overall

Surface Treatment

cadmium or zinc overall

Thread Series Designator

unc

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

0006659

Related Hardware Products

Part Number Description
5306000214077 Assembled Washer Bolt
8743049 Assembled Washer Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-021-4077?
The FSCG of the NSN 5306-00-021-4077 is 5306
Does NSN 5306-00-021-4077 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 5306-00-021-4077 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-021-4077 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 5306-00-021-4077 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, May 31, 1968