990101-9

View detailed technical data, stock status, and sourcing information for: 990101-9
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-421-6051

Item Name Code

20281

Assigment Date

12/09/1970 (55 years ago)

1.688 inches nominal overall length, 1.500 inches nominal aperture diameter, 1.688 inches nominal overall width, wire and composition cross-sectional shape style, 0.156 inches nominal hole diameter

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: wire and composition
Hole Diameter: 0.156 inches nominal
Overall Length: 1.688 inches nominal
Overall Width: 1.688 inches nominal
Aperture Diameter: 1.500 inches nominal
Outside Corner Radius: 0.156 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 1.375 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 1.375 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.156 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.156 inches nominal
Cross-Sectional Height: 0.062 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout rf shielding gasket
Material: nickel alloy r-405 or aluminum alloy 5056 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
07-05-01-0069	Electronic Shielding Gasket
990101-9	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-421-6051?

The FSCG of the NSN 5999-00-421-6051 is 5999

Does the NSN 5999-00-421-6051 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-421-6051 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 5999-00-421-6051 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-00-421-6051 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 5999-00-421-6051 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Dec 9, 1970