5340-00-293-5138

Find complete technical information, availability, and procurement data for: 5340-00-293-5138
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-293-5138

Item Name Code

29785

Assigment Date

01/01/1963 (63 years ago)

A mechanical device employing a flexible dished diaphragm to convert air pressure into physical force to actuate the brake shoes of a vehicle. See also actuator, safety; actuator, spring brake; and rotochamber.

2.656 inches nominal body radius, 4.552 inches minimum and 4.572 inches maximum bolt circle diameter, 0.375 inches nominal flange thickness, 0.401 inches nominal hole diameter, 3.562 inches nominal inside width

Product Characteristics

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

Hole Diameter: 0.401 inches nominal
Bolt Circle Diameter: 4.552 inches minimum and 4.572 inches maximum
Flange Thickness: 0.375 inches nominal
Inside Width: 3.562 inches nominal
Body Radius: 2.656 inches nominal
Ear Radius: 0.562 inches nominal
Ear Quantity: 4
Bolt Circle Hole Quantity: 4
First Recess Inside Height: 1.531 inches minimum and 1.593 inches maximum
Inside Corner Radius: 0.531 inches nominal
Body Thickness: 0.375 inches nominal
Securing Device Type: threaded fastener
Mounting Opening Shape Style: unthreaded hole
Features Provided: sealing capability
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2530-00-629-3749	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
6293749	Access Cover

FAQs

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

What is the FSCG of the NSN 5340-00-293-5138?

The FSCG of the NSN 5340-00-293-5138 is 5340

Does the NSN 5340-00-293-5138 have a Schedule B code assigned?

Yes, the Schedule B code is 7326908695

Does NSN 5340-00-293-5138 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 5340-00-293-5138 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-293-5138 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 5340-00-293-5138 was assigned to the Federal Catalog?

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