5999-00-777-5687

Find complete technical information, availability, and procurement data for: 5999-00-777-5687
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-777-5687

Item Name Code

20281

Assigment Date

01/01/1960 (66 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.

0.187 inches nominal inside corner radius, emi cross-sectional shape style, 0.203 inches nominal hole diameter, 3.125 inches nominal overall width, 3.625 inches nominal overall length

Product Characteristics

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

Cross-Sectional Shape Style: emi
Hole Diameter: 0.203 inches nominal
Overall Length: 3.625 inches nominal
Overall Width: 3.125 inches nominal
Inside Corner Radius: 0.187 inches nominal
Outside Corner Radius: 0.125 inches nominal
Aperture Width: 2.000 inches nominal
Aperture Length: 2.750 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 2.250 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 2.812 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.406 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.437 inches nominal
Cross-Sectional Thickness: 0.020 inches nominal
Cross-Sectional Height: 0.020 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout sealing gasket
Material: aluminum emi/rfi conductor
Material: rubber silicone class q environmental seal

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
04-0402-2531	Electronic Shielding Gasket
42-531	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-777-5687?

The FSCG of the NSN 5999-00-777-5687 is 5999

Does the NSN 5999-00-777-5687 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-777-5687 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 5999-00-777-5687 contain precious materials?

Precious metal content is unknown

Does NSN 5999-00-777-5687 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 5999-00-777-5687 was assigned to the Federal Catalog?

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