SM-A-723135-1

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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-01-028-6727

Item Name Code

20281

Assigment Date

10/08/1976 (49 years ago)

0.620 inches minimum and 0.630 inches maximum aperture width, emi cross-sectional shape style, 2.745 inches minimum and 2.755 inches maximum bolt circle diameter, 3.120 inches minimum and 3.130 inches maximum outside diameter, 0.199 inches minimum and 0.203 inches maximum 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: emi
Hole Diameter: 0.199 inches minimum and 0.203 inches maximum
Bolt Circle Diameter: 2.745 inches minimum and 2.755 inches maximum
Outside Diameter: 3.120 inches minimum and 3.130 inches maximum
Aperture Width: 0.620 inches minimum and 0.630 inches maximum
Aperture Length: 1.370 inches minimum and 1.380 inches maximum
Cross-Sectional Height: 0.022 inches minimum and 0.032 inches maximum
Bolt Hole Quantity: 6
Environmental Protection Material Location: throughout rf shielding gasket
Material: copper emi/rfi conductor
Material: rubber silicone class q environmental seal
Material Document And Classification: mil-g-83528,type g mil spec single material response emi/rfi conductor
Material Document And Classification: mil-g-83528,type g mil spec single material response environmental seal
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,type g mil spec single treatment response emi/rfi conductor
Style Designator: circular square

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
109-5011	Electronic Shielding Gasket
1130000538	Electronic Shielding Gasket
20-11-5025-1236	Electronic Shielding Gasket
SM-A-723135-1	Electronic Shielding Gasket
SM-A-753522	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-01-028-6727?

The FSCG of the NSN 5999-01-028-6727 is 5999

Does the NSN 5999-01-028-6727 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-01-028-6727 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 5999-01-028-6727 contain precious materials?

Item contains silver.

Does NSN 5999-01-028-6727 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 5999-01-028-6727 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Oct 8, 1976