66666-3872

View detailed technical data, stock status, and sourcing information for: 66666-3872
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-408-9648

Item Name Code

37444

Assigment Date

03/02/1995 (31 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.527 inches minimum and 0.535 inches maximum flange diameter, 0.234 inches minimum and 0.265 inches maximum material accommodated thickness, steel corrosion resisting overall material, threaded hole type, 0.615 inches minimum and 0.635 inches maximum overall length

Product Characteristics

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

Overall Length: 0.615 inches minimum and 0.635 inches maximum
Flange Diameter: 0.527 inches minimum and 0.535 inches maximum
Material Accommodated Thickness: 0.234 inches minimum and 0.265 inches maximum
Hole Type: threaded
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response 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
10119379	Panel Fastener Insert
2037AS617-09	Panel Fastener Insert
66666-3872	Panel Fastener Insert

FAQs

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

What is the FSCG of the NSN 5325-01-408-9648?

The FSCG of the NSN 5325-01-408-9648 is 5325

Does the NSN 5325-01-408-9648 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-01-408-9648 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 5325-01-408-9648 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-408-9648 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 5325-01-408-9648 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Thu, Mar 2, 1995