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M24149/1A552 Welding Stud

5307-01-027-6521

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Official Item Classification

Name
Welding Stud
Part Number
M24149/1A552
(NSN) National Stock Number
5307-01-027-6521
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
16944
(FIIG) Federal Item Identification Guide
A051A0
Date
09/19/1976 (50 years ago)

0.125 inches nominal shoulder length, right-hand nut thread thread direction, 0.625 inches minimum and 0.687 inches maximum shoulder diameter, 2a nut thread thread class, 0.610 inches minimum and 0.640 inches maximum nut thread thread length

Specs & Compatibility

Thread Class

2a nut thread

Thread Direction

right-hand nut thread

Thread Length

0.610 inches minimum and 0.640 inches maximum nut thread

Shoulder Diameter

0.625 inches minimum and 0.687 inches maximum

Shoulder Length

0.125 inches nominal

Unthreaded End Diameter

0.325 inches minimum and 0.335 inches maximum

Unthreaded End Length

2.485 inches minimum and 2.515 inches maximum

Length Excluding Fluxed Welding Tip

3.250 inches nominal

Features Provided

heat shield

Thread Quantity Per Inch

16 nut thread

Nominal Thread Size

0.375 inches nut thread

Material

steel

Style Designator

welding

Thread Series Designator

unc nut thread

Nondefinitive Spec/Std Data

2 type and 4 class

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

0016944

Related Hardware Products

Part Number Description
M24149/1A552 Welding Stud
MIL-S-24149/1A552 Welding Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-01-027-6521?
The FSCG of the NSN 5307-01-027-6521 is 5307
Does the NSN 5307-01-027-6521 have a Schedule B code assigned?
Yes, the Schedule B code is 7318155000
Does NSN 5307-01-027-6521 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 5307-01-027-6521 contain precious materials?
Precious metal content is unknown
Does NSN 5307-01-027-6521 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 5307-01-027-6521 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Sun, Sep 19, 1976