82-56604

View detailed technical data, stock status, and sourcing information for: 82-56604
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-009-4340

Item Name Code

20281

Assigment Date

08/04/1972 (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.

0.100 inches minimum and 0.140 inches maximum hole diameter, 2.340 inches minimum and 2.380 inches maximum aperture width, 3.280 inches minimum and 3.320 inches maximum overall width, 3.980 inches minimum and 4.020 inches maximum overall length, rectangular metal 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: rectangular metal
Hole Diameter: 0.100 inches minimum and 0.140 inches maximum
Overall Length: 3.980 inches minimum and 4.020 inches maximum
Overall Width: 3.280 inches minimum and 3.320 inches maximum
Aperture Width: 2.340 inches minimum and 2.380 inches maximum
Aperture Length: 2.840 inches minimum and 2.880 inches maximum
Center To Center Distance Between Bolt Holes Along Width: 3.060 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 3.760 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.120 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.120 inches nominal
Cross-Sectional Thickness: 0.040 inches minimum and 0.055 inches maximum
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout sealing gasket
Material: nickel and copper 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
135C3638P2	Electronic Shielding Gasket
82-56604	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-009-4340?

The FSCG of the NSN 5999-00-009-4340 is 5999

Does the NSN 5999-00-009-4340 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-009-4340 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 5999-00-009-4340 contain precious materials?

Precious metal content is unknown

Does NSN 5999-00-009-4340 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 5999-00-009-4340 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Aug 4, 1972