L74-75-25

View detailed technical data, stock status, and sourcing information for: L74-75-25
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-037-9289

Item Name Code

05493

Assigment Date

03/26/1977 (49 years ago)

socket first end style designator, refrigerant 22 media for which designed, "angle give "adqm" or "adqn" if flanged one or two ends" body style, 300.0 fahrenheit temp rating, unthreaded internal 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: "angle give "adqm" or "adqn" if flanged one or two ends"
Temp Rating: 300.0 fahrenheit
Media For Which Designed: refrigerant 22
First End Connection Type: unthreaded internal tube
First End Style Designator: socket
First End Outside Diameter Tube Accommodated: 0.625 inches nominal
Second End Relationship With First End: not identical
Second End Connection Type: unthreaded internal tube
Second End Style Designator: socket
Second End Outside Diameter Tube Accommodated: 0.500 inches nominal
Flow Control Device: diaphragm
End Connection Quantity: 2
Capillary Tube Length: 60.000 inches nominal
Bulb Length: 1.187 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 Mounting Method: well
Valve Equalizer Location: external
Valve Equalizer Connection Type: flared tube
Valve Equalizer Connection Diameter: 0.250 inches nominal
Refrigeration Capacity In Btu Per Hour: 66.0
Special Features: superheat setting 3 deg f
Material: copper alloy body
Material: steel corrosion resisting flow control device

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
L74-75-25	Expansion Valve
TCLE7-1/2HW	Expansion Valve
TCLE7-1/2W	Expansion Valve
TCLE7-5HW	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-037-9289?

The FSCG of the NSN 4820-01-037-9289 is 4820

Does the NSN 4820-01-037-9289 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-037-9289 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 4820-01-037-9289 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-037-9289 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 4820-01-037-9289 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Mar 26, 1977