678889

View detailed technical data, stock status, and sourcing information for: 678889
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-293-1818

Item Name Code

16944

Assigment Date

01/28/1989 (37 years ago)

A headed or headless fastener externally or internally threaded. It is intended for fastening by welding the head, unthreaded end or welding tip. If headed, the head is not designed to be self-holding, nor to be turned with a wrench or inserted driver, nor does the head have small raised projections on the top or underside to facilitate welding. See also bolt, welding.

2a nut thread thread class, 0.325 inches minimum and 0.335 inches maximum unthreaded end diameter, 0.390 inches minimum and 0.452 inches maximum unthreaded end length, 0.579 inches nominal nut thread thread length, 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: 2a nut thread
Thread Direction: right-hand nut thread
Thread Length: 0.579 inches nominal nut thread
Unthreaded End Diameter: 0.325 inches minimum and 0.335 inches maximum
Unthreaded End Length: 0.390 inches minimum and 0.452 inches maximum
Length Excluding Fluxed Welding Tip: 0.969 inches minimum and 1.031 inches maximum
Features Provided: flux
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 1 class

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
101-017-178	Welding Stud
678889	Welding Stud
M24149/1-337	Welding Stud

FAQs

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

What is the FSCG of the NSN 5307-01-293-1818?

The FSCG of the NSN 5307-01-293-1818 is 5307

Does the NSN 5307-01-293-1818 have a Schedule B code assigned?

Yes, the Schedule B code is 7318155000

Does NSN 5307-01-293-1818 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 5307-01-293-1818 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-293-1818 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 5307-01-293-1818 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Jan 28, 1989