B493568

View detailed technical data, stock status, and sourcing information for: B493568
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-164-4002

Item Name Code

15943

Assigment Date

10/16/1983 (42 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes:items with tapered threads.

3a nut thread thread class, 0.280 inches nominal nut thread thread length, right-hand stud thread thread direction, 3a stud thread thread class, right-hand nut 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 Class: 3a stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.280 inches nominal nut thread
Thread Length: 0.650 inches nominal stud thread
Overall Length: 1.580 inches nominal
Length Of Recessed Portion Of Shank: 0.300 inches minimum and 0.330 inches maximum
Diameter Of Recessed Portion Of Shank: 0.190 inches minimum and 0.195 inches maximum
Thread Quantity Per Inch: 24 stud thread
Thread Quantity Per Inch: 28 nut thread
Nominal Thread Size: 0.250 inches nut thread
Nominal Thread Size: 0.375 inches stud thread
Material: steel corrosion resisting
Style Designator: recessed and stepped
Thread Series Designator: unjf nut thread
Thread Series Designator: unjf stud thread

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
99-955-8674	Recessed and Stepped Stud
B493568	Recessed and Stepped Stud

FAQs

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

What is the FSCG of the NSN 5307-01-164-4002?

The FSCG of the NSN 5307-01-164-4002 is 5307

Does NSN 5307-01-164-4002 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 5307-01-164-4002 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-164-4002 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 5307-01-164-4002 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sun, Oct 16, 1983