SM-B-679646-1

View detailed technical data, stock status, and sourcing information for: SM-B-679646-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-144-0214

Item Name Code

20281

Assigment Date

12/13/1982 (43 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.

1.500 inches nominal overall width, 1.230 inches nominal aperture width, 0.132 inches minimum and 0.142 inches maximum hole diameter, 1.800 inches nominal overall length, 1.650 inches nominal aperture length

Product Characteristics

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

Hole Diameter: 0.132 inches minimum and 0.142 inches maximum
Overall Length: 1.800 inches nominal
Overall Width: 1.500 inches nominal
Aperture Width: 1.230 inches nominal
Aperture Length: 1.650 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 0.900 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 1.370 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.300 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.215 inches nominal
Cross-Sectional Thickness: 0.020 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout rf shielding gasket
Material: rubber silicone class q and silver emi/rfi conductor
Material: rubber silicone class q environmental seal
Precious Material And Location: throughout rf shielding gasket silver
Precious Material: silver

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
SM-B-679646-1	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-144-0214?

The FSCG of the NSN 5999-01-144-0214 is 5999

Does the NSN 5999-01-144-0214 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-144-0214 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 5999-01-144-0214 contain precious materials?

Item contains silver.

Does NSN 5999-01-144-0214 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 5999-01-144-0214 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Dec 13, 1982