5999-00-147-9978

Find complete technical information, availability, and procurement data for: 5999-00-147-9978
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-147-9978

Item Name Code

20281

Assigment Date

10/06/1971 (54 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.

0.166 inches nominal hole diameter, 17.510 inches nominal overall length, mesh and composition cross-sectional shape style, 12.890 inches nominal overall width, 0.125 inches minimum and 0.140 inches maximum minor width

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: mesh and composition
Hole Diameter: 0.166 inches nominal
Overall Length: 17.510 inches nominal
Overall Width: 12.890 inches nominal
Minor Width: 0.125 inches minimum and 0.140 inches maximum
Aperture Width: 11.970 inches nominal
Aperture Length: 16.590 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 2.000 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 2.000 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.190 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.190 inches nominal
Cross-Sectional Height: 0.140 inches minimum and 0.171 inches maximum
Minor Height: 0.109 inches minimum and 0.140 inches maximum
Bolt Hole Quantity: 22
Environmental Protection Material Location: around rf shielding gasket outer perimeter
Material: nickel alloy 400 emi/rfi conductor
Material: rubber synthetic environmental seal
Material Document And Classification: mil-r-6855,class 2,grade 40 mil spec single material response environmental seal
Material Document And Classification: qq-n-281,class a fed spec single material response emi/rfi conductor
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
03-0101-8572	Electronic Shielding Gasket
3010-2020-0218	Electronic Shielding Gasket
41-92311A	Electronic Shielding Gasket
44-92311A	Electronic Shielding Gasket
8438594	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-147-9978?

The FSCG of the NSN 5999-00-147-9978 is 5999

Does the NSN 5999-00-147-9978 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-147-9978 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 5999-00-147-9978 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-00-147-9978 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 5999-00-147-9978 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Oct 6, 1971