4820-01-044-9291

Find complete technical information, availability, and procurement data for: 4820-01-044-9291
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-044-9291

Item Name Code

05493

Assigment Date

07/23/1977 (48 years ago)

A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see wire mesh, knitted or gasketing material, conductive.

y angle body style, 0.500 inches nominal first end outside diameter tube accommodated, 2a first end thread class, flared first end style designator, 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: y angle
First End Connection Type: threaded external tube
First End Style Designator: flared
First End Outside Diameter Tube Accommodated: 0.500 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 external tube
Second End Style Designator: flared
Second End Outside Diameter Tube Accommodated: 0.250 inches nominal
Second End Thread Class: 2a
Second End Thread Direction: right-hand
First End Seat Angle In Deg: 37.0
Second End Seat Angle In Deg: 37.0
Flow Control Device: cone, bottom guided
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: thermostatic
Valve Evaporator Temp Range Designation: low
Valve Pressure Limiting Device: not included
Bulb Media Type: refrigerant
Bulb Mounting Method: clamp
Valve Equalizer Location: internal
Refrigeration Capacity In Btu Per Hour: 3.0
Special Features: media for which designed: refrigerant 12,22,and r-502
Material: copper alloy body
Material: copper alloy flow control device
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
FF1-4Z	Expansion Valve
FJ14Z 1/4 X 1/2	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-044-9291?

The FSCG of the NSN 4820-01-044-9291 is 4820

Does the NSN 4820-01-044-9291 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-044-9291 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 4820-01-044-9291 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-044-9291 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 4820-01-044-9291 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jul 23, 1977