5999-01-218-8304

Find complete technical information, availability, and procurement data for: 5999-01-218-8304
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-218-8304

Item Name Code

20281

Assigment Date

10/19/1985 (40 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.

0.230 inches minimum and 0.270 inches maximum hole diameter, 9.730 inches minimum and 9.770 inches maximum overall length, 0.230 inches minimum and 0.270 inches maximum outside corner radius, 4.930 inches minimum and 4.970 inches maximum overall width, emi cross-sectional shape style

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: 0.230 inches minimum and 0.270 inches maximum
Overall Length: 9.730 inches minimum and 9.770 inches maximum
Overall Width: 4.930 inches minimum and 4.970 inches maximum
Outside Corner Radius: 0.230 inches minimum and 0.270 inches maximum
Aperture Width: 3.430 inches minimum and 3.470 inches maximum
Aperture Length: 8.100 inches minimum and 8.140 inches maximum
Center To Center Distance Between Bolt Holes Along Width: 1.380 inches minimum and 1.420 inches maximum
Center To Center Distance Between Bolt Holes Along Length: 1.600 inches minimum and 1.640 inches maximum
Cross-Sectional Height: 0.105 inches minimum and 0.145 inches maximum
Bolt Hole Quantity: 16
Environmental Protection Material Location: throughout rf shielding gasket
Material: nickel alloy 400 emi/rfi conductor
Material: rubber silicone class q environmental seal
Style Designator: non-circular

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-C-974203	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-218-8304?

The FSCG of the NSN 5999-01-218-8304 is 5999

Does the NSN 5999-01-218-8304 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-218-8304 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 5999-01-218-8304 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-01-218-8304 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 5999-01-218-8304 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sat, Oct 19, 1985