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4820-01-221-1586

Expansion Valve

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Official Item Classification

Name
Expansion Valve
(NSN) National Stock Number
4820-01-221-1586
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05493
(FIIG) Federal Item Identification Guide
A07100
Date
11/24/1985 (40 years ago)

unthreaded external tube first end connection type, not identical second end relationship with first end, single connection, straight flow body style, 0.375 inches nominal first end outside diameter tube accommodated, plain beveled first end style designator

Specs & Compatibility

Body Style

single connection, straight flow

First End Connection Type

unthreaded external tube

First End Style Designator

plain beveled

First End Outside Diameter Tube Accommodated

0.375 inches nominal

Second End Relationship With First End

not identical

Second End Connection Type

unthreaded external tube

Second End Style Designator

plain beveled

Second End Outside Diameter Tube Accommodated

0.250 inches nominal

Flow Control Device

any acceptable

End Connection Quantity

2

Valve Expansion Control Type

thermostatic

Valve Evaporator Temp Range Designation

low

Valve Pressure Limiting Device

not included

Valve Equalizer Location

external

Valve Equalizer Connection Type

flared tube

Valve Equalizer Connection Diameter

0.250 inches nominal

Refrigeration Capacity In Btu Per Hour

6.0

Material

copper alloy body

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005493

Related Hardware Products

Part Number Description
FRE-1/2-Z Expansion Valve
Y748-1/2-RZ Expansion Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-221-1586?
The FSCG of the NSN 4820-01-221-1586 is 4820
Does the NSN 4820-01-221-1586 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-01-221-1586 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 4820-01-221-1586 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-221-1586 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 4820-01-221-1586 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Sun, Nov 24, 1985