5999-01-123-6657

Find complete technical information, availability, and procurement data for: 5999-01-123-6657
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-123-6657

Item Name Code

20281

Assigment Date

12/16/1981 (44 years ago)

0.125 inches nominal hole diameter, 0.453 inches nominal aperture diameter, metal and synthetic rubber cross-sectional shape style, 0.700 inches nominal overall width, 0.700 inches nominal overall length

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: metal and synthetic rubber
Hole Diameter: 0.125 inches nominal
Overall Length: 0.700 inches nominal
Overall Width: 0.700 inches nominal
Aperture Diameter: 0.453 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 0.500 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 0.500 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.100 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.100 inches nominal
Cross-Sectional Thickness: 0.030 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout rf shielding gasket
Material: rubber silicone class q environmental seal
Material: silver alloy emi/rfi conductor
Precious Material And Location: throughout shielding gasket silver
Precious Material: silver
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
39-01-9949-1350	Electronic Shielding Gasket
8781638-12	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-123-6657?

The FSCG of the NSN 5999-01-123-6657 is 5999

Does the NSN 5999-01-123-6657 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-123-6657 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 5999-01-123-6657 contain precious materials?

Item contains silver.

Does NSN 5999-01-123-6657 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 5999-01-123-6657 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Dec 16, 1981