4820-01-412-4301

Find complete technical information, availability, and procurement data for: 4820-01-412-4301
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-412-4301

Item Name Code

05493

Assigment Date

04/18/1995 (31 years ago)

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes:valve, regulating, fluid pressure and valve, calibrated flow.

thermostatic valve expansion control type, external valve equalizer location, 5.000 inches minimum face to face distance, 2 end connection quantity, straight thru body style

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
Face To Face Distance: 5.000 inches minimum
End Connection Quantity: 2
Valve Expansion Control Type: thermostatic
Valve Equalizer Location: external
Valve Equalizer Connection Type: solder tube
Valve Equalizer Connection Diameter: 0.250 inches nominal

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
EBFVE-AA-C 3/8 X 1/2	Expansion Valve

FAQs

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

What is the FSCG of the NSN 4820-01-412-4301?

The FSCG of the NSN 4820-01-412-4301 is 4820

Does the NSN 4820-01-412-4301 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-412-4301 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 4820-01-412-4301 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-412-4301 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 4820-01-412-4301 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Apr 18, 1995