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5307-00-902-5221

Stepped Stud

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Official Item Classification

Name
Stepped Stud
(NSN) National Stock Number
5307-00-902-5221
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
15949
(FIIG) Federal Item Identification Guide
A051A0
Date
01/01/1960 (66 years ago)

0.625 inches minimum nut thread thread length, +0.3422 to 0.3437 inches stud thread thread pitch diameters, right-hand nut thread thread direction, 3a nut thread thread class, right-hand stud thread thread direction

Specs & Compatibility

Thread Class

3a nut thread

Thread Pitch Diameters

+0.3422 to 0.3437 inches stud thread

Thread Direction

right-hand nut thread

Thread Direction

right-hand stud thread

Thread Length

0.625 inches minimum nut thread

Thread Length

0.750 inches minimum stud thread

Shank Diameter

0.279 inches minimum and 0.289 inches maximum

Overall Length

3.875 inches nominal

Distance From Cotter Pin Hole Centerline To Nut End

0.110 inches nominal first hole

Cotter Pin Hole Diameter

0.065 inches minimum and 0.072 inches maximum first hole

Thread Quantity Per Inch

16 stud thread

Thread Quantity Per Inch

24 nut thread

Hardness Rating

26.0 rockwell c minimum and 32.0 rockwell c maximum

Nominal Thread Size

0.312 inches nut thread

Nominal Thread Size

0.375 inches stud thread

Material

steel comp 8740

Material Document And Classification

ams 6322 assn std single material response

Surface Treatment

cadmium overall

Style Designator

stepped

Thread Series Designator

unjf nut thread

Thread Series Designator

uns 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

0015949

Related Hardware Products

Part Number Description
6841732-202 Stepped Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-00-902-5221?
The FSCG of the NSN 5307-00-902-5221 is 5307
Does the NSN 5307-00-902-5221 have a Schedule B code assigned?
Yes, the Schedule B code is 7318155000
Does NSN 5307-00-902-5221 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 5307-00-902-5221 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-902-5221 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 5307-00-902-5221 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960