4820-00-269-7591

Find complete technical information, availability, and procurement data for: 4820-00-269-7591
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-269-7591

Item Name Code

05493

Assigment Date

07/18/1973 (53 years ago)

flared first end style designator, "angle give "adqm" or "adqn" if flanged one or two ends" body style, threaded external tube first end connection type, 0.250 inches nominal first end outside diameter tube accommodated, refrigerant 12 media for which designed

Product Characteristics

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

Body Style: "angle give "adqm" or "adqn" if flanged one or two ends"
Media For Which Designed: refrigerant 12
First End Connection Type: threaded external tube
First End Style Designator: flared
First End Outside Diameter Tube Accommodated: 0.250 inches nominal
First End Thread Class: 2a
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded internal pipe
Second End Style Designator: plain
Second End Nominal Pipe Size Accommodated: 0.250 inches
Second End Thread Direction: right-hand
First End Seat Angle In Deg: 37.0
Flow Control Device: needle
End Connection Quantity: 2
Capillary Tube Length: 45.000 inches nominal
Bulb Diameter: 0.375 inches nominal
Valve Expansion Control Type: thermostatic
Valve Evaporator Temp Range Designation: low
Valve Pressure Limiting Device: not included
Bulb Media Type: refrigerant 12
Bulb Mounting Method: clamp
Valve Equalizer Location: internal
Refrigeration Capacity In Btu Per Hour: 18.0
Material: copper alloy body

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-124-5524	No Name Available	11/01/1990

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
017730	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-00-269-7591?

The FSCG of the NSN 4820-00-269-7591 is 4820

Does the NSN 4820-00-269-7591 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-269-7591 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 4820-00-269-7591 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-269-7591 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 4820-00-269-7591 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Jul 18, 1973