5340-01-040-3654

Find complete technical information, availability, and procurement data for: 5340-01-040-3654
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-040-3654

Item Name Code

40280

Assigment Date

05/06/1977 (49 years ago)

A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see wire mesh, knitted or gasketing material, conductive.

0.250 inches nominal diameter, 0.050 inches nominal flange thickness, 0.340 inches nominal flange diameter, 0.133 inches minimum and 0.143 inches maximum groove diameter, 0.440 inches nominal left internal (includes thru 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 Length: 0.440 inches nominal left internal (includes thru thread)
Groove Diameter: 0.133 inches minimum and 0.143 inches maximum
Flange Diameter: 0.340 inches nominal
Flange Thickness: 0.050 inches nominal
Diameter: 0.250 inches nominal
Length: 0.940 inches nominal
Groove Radius: 0.030 inches nominal
Cross-Sectional Shape: round

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
350586-1	Spacing Threaded Standoff
5340PL1067665	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-040-3654?

The FSCG of the NSN 5340-01-040-3654 is 5340

Does NSN 5340-01-040-3654 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 5340-01-040-3654 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-040-3654 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-040-3654 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, May 6, 1977