4820-01-238-9781

Find complete technical information, availability, and procurement data for: 4820-01-238-9781
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-238-9781

Item Name Code

05493

Assigment Date

08/23/1986 (39 years ago)

30.0 fahrenheit temp rating, straight thru body style, refrigerant 12 media for which designed, 40.0 fahrenheit temp rating, threaded external tube first end connection type

Product Characteristics

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

Body Style: straight thru
Temp Rating: 40.0 fahrenheit
Temp Rating: 30.0 fahrenheit
Media For Which Designed: refrigerant 12
First End Connection Type: threaded external tube
First End Style Designator: flared
Second End Relationship With First End: not identical
Second End Connection Type: threaded external tube
Second End Style Designator: plain
First End Seat Angle In Deg: 37.0
Flow Control Device: disk, flat
End Connection Quantity: 2
Capillary Tube Length: 30.000 inches nominal
Bulb Length: 3.000 inches nominal
Bulb Diameter: 0.500 inches nominal
Valve Expansion Control Type: pressure
Valve Pressure Limiting Device: not included
Valve Equalizer Location: internal
Refrigeration Capacity In Btu Per Hour: 18.0
Material: copper alloy body
Material: copper alloy seat

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
XF-1 1/2-L2	Expansion Valve
XF1-1/2-L2 3/8X1/2	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-238-9781?

The FSCG of the NSN 4820-01-238-9781 is 4820

Does the NSN 4820-01-238-9781 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-238-9781 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-238-9781 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-238-9781 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 4820-01-238-9781 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Aug 23, 1986