4820-00-244-9634

Find complete technical information, availability, and procurement data for: 4820-00-244-9634
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-244-9634

Item Name Code

05488

Assigment Date

07/11/1969 (57 years ago)

A solid circular disk of wire-woven lining material or ceramic and metal substance and the like, molded to one or both sides and fastened directly or indirectly to the center spline or hub, which receives and transmits motion or power by engagement with the pressure plate assembly and the flywheel or the like. Includes dry or wet type disk, and may include damper springs. This item is designed to be used on tanks, automobiles, construction equipment, and the like in conjunction with a clutch assembly, friction.

0.750 inches 1st end nominal pipe size accommodated, threaded bonnet attachment method, disk flow control device, right-hand 1st end thread direction, inside spring bonnet type

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.750 inches 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Maximum Operating Temp: 420.0 fahrenheit single response
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Features Provided: valve stem lock shield
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches 1st end
Material: steel corrosion resisting overall
Media For Which Designed: air 1st response
Media For Which Designed: steam 2nd response
Style Designator: straight thru
Thread Series Designator: npt 1st end

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
1543E3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-244-9634?

The FSCG of the NSN 4820-00-244-9634 is 4820

Does the NSN 4820-00-244-9634 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-244-9634 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 4820-00-244-9634 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-244-9634 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 4820-00-244-9634 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Jul 11, 1969