EBFD-C2JAM 129 T 140 PSI

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-305-3181

Item Name Code

05488

Assigment Date

08/03/1989 (36 years ago)

A valve having two or more ports with valve stem or pilot needle in a normally open or closed position. It is specifically designed to stop or start or change the flow of fluid by means of the magnetic action of an electric coil on a moveable core or plunger. The valve may be equipped with a manual opening or closing device. For items with three or more ports that utilize a reciprocating slide with recess areas which mate with ports in an integral or replaceable ported sleeve, see valve (1), linear, directional control. It may be inline or cartridge (manifold) design. Excludes:valve (1), butterfly.

threaded bonnet attachment method, 406.0 fahrenheit single response maximum operating temp, disk flow control device, right-hand all ends thread direction, inside screw bonnet type

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 406.0 fahrenheit single response
Connection Style: plain (pipe) 1st end
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Adjustable Pressure Range: +129.0 to 140.0 pounds per square inch
Maximum Operating Pressure: 250.0 pounds per square inch 2nd response
Maximum Operating Pressure: 400.0 pounds per square inch 1st response
Nominal Thread Size: 0.500 inches 1st end
Nominal Thread Size: 1.000 inches 2nd end
Material: copper alloy body
Media For Which Designed: air 1st response
Media For Which Designed: steam 2nd response
Media For Which Designed: water-oil-gas 3rd response
Style Designator: angle
Thread Series Designator: npt all ends

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
EBFD-C2JAM 129 T 140 PSI	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-305-3181?

The FSCG of the NSN 4820-01-305-3181 is 4820

Does the NSN 4820-01-305-3181 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-305-3181 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 4820-01-305-3181 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-305-3181 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 4820-01-305-3181 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Aug 3, 1989