B490230

View detailed technical data, stock status, and sourcing information for: B490230
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-157-8415

Item Name Code

15949

Assigment Date

07/13/1983 (43 years ago)

3a stud thread thread class, right-hand stud thread thread direction, right-hand nut thread thread direction, 3a nut thread thread class, 0.650 inches nominal stud 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 Class: 3a stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.650 inches nominal stud thread
Thread Length: 0.845 inches nominal nut thread
Shank Diameter: 0.190 inches minimum and 0.195 inches maximum
Overall Length: 1.810 inches nominal
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
Style Designator: 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
B490230	Stepped Stud

FAQs

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

What is the FSCG of the NSN 5307-01-157-8415?

The FSCG of the NSN 5307-01-157-8415 is 5307

Does the NSN 5307-01-157-8415 have a Schedule B code assigned?

Yes, the Schedule B code is 7318155000

Does NSN 5307-01-157-8415 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 5307-01-157-8415 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-157-8415 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 5307-01-157-8415 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Jul 13, 1983