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5307-00-308-2991

Recessed Stud

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Official Item Classification

Name
Recessed Stud
(NSN) National Stock Number
5307-00-308-2991
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
15945
(FIIG) Federal Item Identification Guide
A051A0
Date
01/01/1963 (63 years ago)

right-hand stud thread thread direction, 0.680 inches minimum and 0.720 inches maximum stud thread thread length, 3a stud thread thread class, right-hand nut thread thread direction, 2a nut thread thread class

Specs & Compatibility

Thread Class

2a nut thread

Thread Class

3a stud thread

Thread Direction

right-hand nut thread

Thread Direction

right-hand stud thread

Thread Length

0.680 inches minimum and 0.720 inches maximum stud thread

Thread Length

0.700 inches minimum and 0.740 inches maximum nut thread

Overall Length

1.660 inches minimum and 1.700 inches maximum

Length Of Recessed Portion Of Shank

0.062 inches maximum

Diameter Of Recessed Portion Of Shank

0.250 inches minimum and 0.256 inches maximum

Thread Quantity Per Inch

18 stud thread

Nominal Thread Size

0.312 inches stud thread

Surface Finish

63.0 microinches overall

Special Features

lok-thd located on stud end 60 percent and shoulder 0.060 in. lg 0.247 in. dia located on stud end

Material

steel

Material Document And Classification

850117b,fscm 07482 mfr ref single material response

Surface Treatment

cadmium overall

Surface Treatment Document And Classification

ams 2400 assn std single treatment response overall

Style Designator

recessed

Thread Series Designator

unc stud 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

0015945

Related Hardware Products

Part Number Description
414B365-1 Recessed Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-00-308-2991?
The FSCG of the NSN 5307-00-308-2991 is 5307
Does NSN 5307-00-308-2991 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 5307-00-308-2991 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-308-2991 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 5307-00-308-2991 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963