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Fluid Pressure Regulating Valve

NSN: 4820-00-003-1821 | Model: 131100
ITAR Registered seal

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
4820-00-003-1821
DEMIL
Yes - ITAR Controlled (Code B)
Body Style
Straight thru
Media For Which Designed
Air
First End Connection Type
Threaded internal boss
First End Style Designator
Gasket seal
First End Thread Size And Series/type Designator
7/16-20 unf
First End Thread Class
3b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
End Connection Quantity
2
Outlet Pressure Range
+15.0 to 225.0 pounds per square inch
Tempurature Rating
Between -65.0 degrees fahrenheit and 250.0 degrees fahrenheit
Supplementary Features
Appl to f-5 acft

Parts List for Fluid Pressure Regulating Valve  

Other components in the assembly of NSN 4820-00-003-1821

Inventory Check

The last inventory check on this NSN was done on 04/08/2024. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 6
  • New: 1

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 4820-00-003-1821 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • 131100
Cage Codes:
  • Rocker Solenoid Company (CAGE 07797)
Schedule B & Trade:
  • Schedule B: 8481809015 (NAICS 332911)

    Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level

  • SITC: 74780

    Taps, cocks, valves and similar appliances, n.E.S.

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

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

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

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

Freight Information:
  • NMFC:

    127220 - Pressure reg/red/relief valves noi

  • WCC:

    594 - Pumps and parts, (machinery and parts),(less than 35 feet)

  • ACC:

    A - Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LCL:

    P - 77.5

  • LTL:

    P - 77.5

  • SHC:

    Z - Other or no special handling required (sh)

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Nrp
  • AAC
    C
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    7rvfar9
  • Repariability
    If condemned or uneconomically repairable, then dispose at intermediate level.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $7,606.31 to $12,677.18..
Does NSN 4820-00-003-1821 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, Department Of The Navy, Brazil, Singapore, Malaysia, and Republic Of Korea
What is the NIIN of NSN 4820-00-003-1821?
000031821 or 00-003-1821
Does NSN 4820-00-003-1821 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-003-1821?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 13, 1972