MT31A2

View detailed technical data, stock status, and sourcing information for: MT31A2
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-503-9250

Item Name Code

20281

Assigment Date

01/01/1963 (63 years ago)

0.125 inches nominal hole diameter, 0.625 inches nominal aperture diameter, 1.125 inches nominal outside diameter, 0.875 inches nominal bolt circle diameter, metal and synthetic rubber 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: metal and synthetic rubber
Hole Diameter: 0.125 inches nominal
Bolt Circle Diameter: 0.875 inches nominal
Outside Diameter: 1.125 inches nominal
Aperture Diameter: 0.625 inches nominal
Cross-Sectional Thickness: 0.500 inches nominal
Bolt Hole Quantity: 3
Environmental Protection Material Location: throughout sealing gasket
Material: aluminum alloy emi/rfi conductor
Material: rubber silicone class q environmental seal
Style Designator: circular

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1280-00-319-8808	No Name Available	01/01/1963
5841-00-342-9170	No Name Available	01/01/1963

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
0045F3BM2 3-4	Electronic Shielding Gasket
02-0102-A031-02	Electronic Shielding Gasket
1566092	Electronic Shielding Gasket
556-3333	Electronic Shielding Gasket
MT31A2	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-503-9250?

The FSCG of the NSN 5999-00-503-9250 is 5999

Does the NSN 5999-00-503-9250 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-503-9250 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 5999-00-503-9250 contain precious materials?

Precious metal content is unknown

Does NSN 5999-00-503-9250 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 5999-00-503-9250 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963