Fluid Pressure Regulating Valve

NSN: 4820-01-656-9578 | Model: 421-004

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed ga (es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1) , fluid pressure regulating, aircraft.

NSN Properties and Flags

NATO Stock Number

4820-01-656-9578

DEMIL

End Application

Kc-46a tanker support equipment

Part Name Assigned By Controlling Agency

Air valve

Pricing and Availability

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ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
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7 Year Record Retention
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Worldwide Shipping

NSN 4820-01-656-9578 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

421-004

Cage Codes:

Malabar (CAGE 94861)

NSN Management Codes:

SOS
F46
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
--stk-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $0.04 to $0.07..
Does NSN 4820-01-656-9578 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force
What is the NIIN of NSN 4820-01-656-9578?
016569578 or 01-656-9578
Does NSN 4820-01-656-9578 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-656-9578?
No solicitations for this NSN.