5342-00-139-0276

Find complete technical information, availability, and procurement data for: 5342-00-139-0276
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5342 Weapon System Hardware

National Stock Number

5342-00-139-0276

Item Name Code

53589

Assigment Date

08/09/1971 (55 years ago)

An item made of material having elastic properties. It may have rigid mounting facilities such as a flange(s), sleeve(s), stud(s) or the like. It is designed to isolate or dampen shock and/or vibration of a continuous or intermittent origin and serve as a support for a weapon system component to be isolated. Excludes:mount, resilient, utility; spring (as modified); bumper, nonmetallic; bumper, rubber; bushing, nonmetallic; hydraulic and pneumatic shock absorbers, dash-pots, grommets, and shock pads.

3/8-16 all threaded portions thread size, 4.031 inches minimum and 4.093 inches maximum flange length, 0.062 inches nominal flange thickness, 2.750 inches nominal distance between mounting hole centers, 4.031 inches minimum and 4.093 inches maximum flange width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flange Thickness: 0.062 inches nominal
Thread Size: 3/8-16 all threaded portions
Distance Between Mounting Hole Centers: 2.750 inches nominal
Flange Length: 4.031 inches minimum and 4.093 inches maximum
Flange Width: 4.031 inches minimum and 4.093 inches maximum
Maximum Load Rating: 75.0 pounds
Shortest Distance Between Mounting Hole Centers: 1.469 inches nominal
Flange Mounting Hole Diameter: 0.256 inches minimum and 0.276 inches maximum
Style Designator: round spring compression four-hole flange

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
2K2X011-75	Weapon System Resilient Mount
531291-7	Weapon System Resilient Mount

FAQs

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

What is the FSCG of the NSN 5342-00-139-0276?

The FSCG of the NSN 5342-00-139-0276 is 5342

Does the NSN 5342-00-139-0276 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5342-00-139-0276 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 5342-00-139-0276 contain precious materials?

Item does not contain precious metal.

Does NSN 5342-00-139-0276 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5342-00-139-0276 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Aug 9, 1971