82+51278

View detailed technical data, stock status, and sourcing information for: 82+51278
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 82+51278 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-497-3887

Item Name Code

20281

Assigment Date

10/07/1970 (55 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

1.450 inches nominal overall width, 1.270 inches nominal aperture diameter, 0.120 inches nominal hole diameter, emi cross-sectional shape style, 1.450 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: emi
Hole Diameter: 0.120 inches nominal
Overall Length: 1.450 inches nominal
Overall Width: 1.450 inches nominal
Aperture Diameter: 1.270 inches nominal
Outside Corner Radius: 0.125 inches nominal
Center To Center Distance Between Bolt Holes Along Width: 1.190 inches nominal
Center To Center Distance Between Bolt Holes Along Length: 1.190 inches nominal
Outside Edge To Bolt Hole Center Distance Along Width: 0.130 inches nominal
Outside Edge To Bolt Hole Center Distance Along Length: 0.130 inches nominal
Cross-Sectional Height: 0.063 inches nominal
Bolt Hole Quantity: 4
Environmental Protection Material Location: throughout rf shielding gasket
Material: nickel and copper emi/rfi conductor
Material: rubber synthetic 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
216-01677-3	Electronic Shielding Gasket
278-51	Electronic Shielding Gasket
82+51278	Electronic Shielding Gasket

FAQs

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

What is the FSCG of the NSN 5999-00-497-3887?

The FSCG of the NSN 5999-00-497-3887 is 5999

Does the NSN 5999-00-497-3887 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-497-3887 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5999-00-497-3887 contain precious materials?

Precious metal content is unknown

Does NSN 5999-00-497-3887 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 5999-00-497-3887 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Oct 7, 1970