91-271B

View detailed technical data, stock status, and sourcing information for: 91-271B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-413-7286

Item Name Code

20281

Assigment Date

05/20/1995 (31 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.

0.103 inches nominal cross section outside diameter, 26.277 inches nominal outside diameter, 26.071 inches nominal aperture diameter, throughout rf shielding gasket environmental protection material location, 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
Outside Diameter: 26.277 inches nominal
Aperture Diameter: 26.071 inches nominal
Cross Section Outside Diameter: 0.103 inches nominal
Environmental Protection Material Location: throughout rf shielding gasket
Material: aluminum emi/rfi conductor
Material: rubber silicone class q environmental seal
Material Document And Classification: mil-g-83528 mil spec single material response environmental seal
Material Document And Classification: mil-g-83528 mil spec single material response emi/rfi conductor
Precious Material And Location: emi/rfi conductive particles silver
Precious Material: silver
Surface Treatment: silver emi/rfi conductor
Surface Treatment Document And Classification: mil-g-83528 mil spec single treatment response emi/rfi conductor
Style Designator: 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
19-04-024-1285	Electronic Shielding Gasket
91-271B	Electronic Shielding Gasket
940-22810-2	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-413-7286?

The FSCG of the NSN 5999-01-413-7286 is 5999

Does the NSN 5999-01-413-7286 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-413-7286 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5999-01-413-7286 contain precious materials?

Item contains silver.

Does NSN 5999-01-413-7286 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 5999-01-413-7286 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sat, May 20, 1995