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179137P008 Shouldered and Stepped Stud

5307-00-637-1921

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Official Item Classification

Name
Shouldered and Stepped Stud
Part Number
179137P008
(NSN) National Stock Number
5307-00-637-1921
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
15944
(FIIG) Federal Item Identification Guide
A051A0
Date
01/01/1963 (63 years ago)

3a nut thread thread class, 0.500 inches minimum nut thread thread length, right-hand nut thread thread direction, +0.2883 to 0.2909 inches stud thread thread pitch diameters, right-hand stud thread thread direction

Specs & Compatibility

Thread Class

3a nut thread

Thread Pitch Diameters

+0.2883 to 0.2909 inches stud thread

Thread Direction

right-hand nut thread

Thread Direction

right-hand stud thread

Thread Length

0.500 inches minimum nut thread

Thread Length

0.346 inches maximum stud thread

Thread Quantity Per Inch

18 stud thread

Thread Quantity Per Inch

28 nut thread

Hardness Rating

26.0 rockwell c minimum and 32.0 rockwell c maximum

Nominal Thread Size

0.250 inches nut thread

Nominal Thread Size

0.312 inches stud thread

Material

steel comp 8740

Material Document And Classification

ams 6322 assn std single material response

Surface Treatment

cadmium overall

Thread Series Designator

unc stud thread

Thread Series Designator

unf nut thread

Replacement For

Part Number Description
5307-00-603-9318 No Name Available 01/01/1963

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0015944

Related Hardware Products

Part Number Description
179137P008 Shouldered and Stepped Stud
179137P8 Shouldered and Stepped Stud
AS179137P008 Shouldered and Stepped Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-00-637-1921?
The FSCG of the NSN 5307-00-637-1921 is 5307
Does NSN 5307-00-637-1921 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 5307-00-637-1921 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-637-1921 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 5307-00-637-1921 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963