668343-022

View detailed technical data, stock status, and sourcing information for: 668343-022
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-840-0251

Item Name Code

18421

Assigment Date

01/01/1960 (66 years ago)

A transformer consisting of one or more primary winding(s) and one or more secondary winding(s). It may be designed for direct connection to an alternating current source for purposes of changing the secondary volts and amperes or designed to eliminate metallic interconnection between circuits in an overall one to one voltage ratio, with or without additional output windings, or items designed to automatically maintain a constant output voltage within specified limits under varying input or load conditions. Also includes items having a provision for mechanically changing the turns ratio or inductive coupling in progressive increments by means of voltage taps, ratio adjuster, or devices oe similar design. For transformers having winding(s) common to both input and output circuits, see transformer (1), power, autotransformer. Excludes:transformer (1), pulse.

stud shank turnlock stud shank style, 0.211 inches minimum and 0.220 inches maximum material accommodated thickness, 0.450 inches nominal grip length, 0.875 inches nominal head length, fillister wing turnlock stud head style

Product Characteristics

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

Grip Length: 0.450 inches nominal
Head Length: 0.875 inches nominal
Turnlock Stud Shank Style: stud shank
Turnlock Stud Head Style: fillister wing
Material Accommodated Thickness: 0.211 inches minimum and 0.220 inches maximum
Shank Neck Length: 0.330 inches nominal
Stud Head Height: 0.312 inches nominal
Stud Shank Major Diameter: 0.217 inches nominal
Material: steel overall
Surface Treatment: cadmium overall

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
2351-W20-24D-C3C	Turnlock Fastener Stud
668343-022	Turnlock Fastener Stud
AN31-2122	Turnlock Fastener Stud
AW3.5T24 VIY DB	Turnlock Fastener Stud

FAQs

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

What is the FSCG of the NSN 5325-00-840-0251?

The FSCG of the NSN 5325-00-840-0251 is 5325

Does the NSN 5325-00-840-0251 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-840-0251 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 5325-00-840-0251 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-840-0251 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 5325-00-840-0251 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960