209378P4

View detailed technical data, stock status, and sourcing information for: 209378P4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-00-521-0721

Item Name Code

15949

Assigment Date

01/01/1963 (63 years ago)

1.050 inches minimum stud thread thread length, 3a nut thread thread class, +0.4592 to 0.4607 inches stud thread thread pitch diameters, right-hand nut thread thread direction, right-hand stud thread thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a nut thread
Thread Pitch Diameters: +0.4592 to 0.4607 inches stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 1.050 inches minimum stud thread
Thread Length: 0.670 inches minimum nut thread
Shank Diameter: 0.358 inches nominal
Overall Length: 2.160 inches nominal
Thread Quantity Per Inch: 13 stud thread
Thread Quantity Per Inch: 20 nut thread
Hardness Rating: 34.0 rockwell c minimum and 40.0 rockwell c maximum
Nominal Thread Size: 0.438 inches nut thread
Nominal Thread Size: 0.500 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: unf nut thread
Thread Series Designator: uns stud thread

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5307-00-167-4077	No Name Available	06/26/1968

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
209378P4	Stepped Stud
AS209378P4	Stepped Stud

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5307-00-521-0721?

The FSCG of the NSN 5307-00-521-0721 is 5307

Does NSN 5307-00-521-0721 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 5307-00-521-0721 contain precious materials?

Precious metal content is unknown

Does NSN 5307-00-521-0721 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 5307-00-521-0721 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963