SF101-9SA28A

View detailed technical data, stock status, and sourcing information for: SF101-9SA28A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-00-639-7774

Item Name Code

16012

Assigment Date

01/01/1963 (63 years ago)

+0.2773 to 0.2800 inches stud thread thread pitch diameters, right-hand stud thread thread direction, 3a nut thread thread class, right-hand nut thread thread direction, 0.500 inches nominal nut thread thread length

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: +0.2773 to 0.2800 inches stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.500 inches nominal nut thread
Thread Length: 0.387 inches nominal stud thread
Locking Feature: key inserts
Overall Length: 2.312 inches nominal
Distance From Serrated Portion To Nut End: 1.750 inches nominal
Distance From Serrated Portion To Stud End: 0.562 inches nominal
Distance From Serrated Portion To End Of Stud Thread: 0.176 inches nominal
Thread Quantity Per Inch: 18 stud thread
Thread Quantity Per Inch: 28 nut thread
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: 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Below is a list of NSNs that have been officially superseded by this NSN: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
5307-00-025-8289	No Name Available	01/01/1963

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
SF101-95A28A	Locked in Stud
SF101-9SA28A	Locked in Stud

FAQs

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

What is the FSCG of the NSN 5307-00-639-7774?

The FSCG of the NSN 5307-00-639-7774 is 5307

Does the NSN 5307-00-639-7774 have a Schedule B code assigned?

Yes, the Schedule B code is 7318155000

Does NSN 5307-00-639-7774 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 5307-00-639-7774 contain precious materials?

Precious metal content is unknown

Does NSN 5307-00-639-7774 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 5307-00-639-7774 was assigned to the Federal Catalog?

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