42-81522

View detailed technical data, stock status, and sourcing information for: 42-81522
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-275-2955

Item Name Code

20281

Assigment Date

03/20/1988 (38 years ago)

linked wire and composition cross-sectional shape style, 4.500 inches nominal overall length, 4.000 inches nominal aperture diameter, 0.281 inches nominal hole diameter, 4.500 inches nominal overall 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: linked wire and composition
Hole Diameter: 0.281 inches nominal
Overall Length: 4.500 inches nominal
Overall Width: 4.500 inches nominal
Aperture Diameter: 4.000 inches nominal
Outside Corner Radius: 0.312 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 3.875 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 3.875 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.310 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.310 inches nominal
Cross-Sectional Height: 0.020 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout rf shielding gasket
Material: aluminum emi/rfi conductor
Material: rubber synthetic environmental seal
Material Document And Classification: ams 4182 fed spec single material response emi/rfi conductor
Material Document And Classification: ams 3222 fed spec single material response 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
42-81522	Electronic Shielding Gasket
5122609-030-101	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-275-2955?

The FSCG of the NSN 5999-01-275-2955 is 5999

Does the NSN 5999-01-275-2955 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-275-2955 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 5999-01-275-2955 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-01-275-2955 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 5999-01-275-2955 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sun, Mar 20, 1988