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72903-2 Locked in Stud

5307-00-719-6857

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Official Item Classification

Name
Locked in Stud
Part Number
72903-2
(NSN) National Stock Number
5307-00-719-6857
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
16012
(FIIG) Federal Item Identification Guide
A051A0
Date
01/01/1963 (63 years ago)

right-hand nut thread thread direction, 3a stud thread thread class, 0.270 inches minimum stud thread thread length, 3a nut thread thread class, right-hand stud thread thread direction

Specs & Compatibility

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

right-hand nut thread

Thread Direction

right-hand stud thread

Thread Length

0.270 inches minimum stud thread

Thread Length

0.500 inches minimum nut thread

Locking Feature

ring, lock serrated

Overall Length

1.943 inches nominal

Distance From Serrated Portion To Nut End

0.812 inches nominal

Distance From Serrated Portion To Stud End

0.563 inches nominal

Distance From Serrated Portion To End Of Stud Thread

0.221 inches nominal

Thread Quantity Per Inch

18 stud thread

Thread Quantity Per Inch

28 nut thread

Thread Quantity Per Inch

32 nut thread a

Nominal Thread Size

0.164 inches nut thread a

Nominal Thread Size

0.250 inches nut thread

Nominal Thread Size

0.312 inches stud thread

Material

steel comp 4130

Material Document And Classification

mil-s-6758 mil spec single material response

Surface Treatment

cadmium overall

Style Designator

locked in

Thread Series Designator

unc nut thread a

Thread Series Designator

unc stud thread

Thread Series Designator

unf nut thread

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

0016012

Related Hardware Products

Part Number Description
72903-2 Locked in Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-00-719-6857?
The FSCG of the NSN 5307-00-719-6857 is 5307
Does NSN 5307-00-719-6857 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 5307-00-719-6857 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-719-6857 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 5307-00-719-6857 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963