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Fluid Pressure Regulating Valve

NSN: 4820-00-021-1804 | Model: 10927CA2A

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
4820-00-021-1804
DEMIL
NO
Body Material
Steel, corrosion resisting
Outside Surface Treatment
Passivated
Body Style
Straight thru
Furnished Items
Automatic relief valve
Media For Which Designed
Air and helium or nitrogen, gaseous
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
Seat Material
Steel, corrosion resisting
Flow Control Device
Cone, top guided and cone, bottom guided
Flow Control Device Material
Polyamide nylon
End Connection Quantity
2
Renewable Seat Ring Type
Pressed-in
Mounting Facility
Flange
Outlet Pressure Range
+0.0/+150.0 pounds per square inch
Regulation Type
Manual single stage
Manual Control Method
Wheel
Valve Stem Design
Single seat
Valve Loading Method
Spring
Remote Actuation Method
Diaphragm
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Filter
Included
Tempurature Rating
165.0 degrees fahrenheit
Special Features
10.0 micron smallest size particle filtered

Pricing and Availability

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NSN 4820-00-021-1804 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • 10927CA2A
Cage Codes:
  • Grove Valve Operations (CAGE 26505)
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

U - Precious metal content is unknown

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:

    127200 - Pressure redcng water relief valve

  • WCC:

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

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

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

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    M - 85.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    L
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    Lp9sx-n
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $819.32 to $1,365.53..
Does NSN 4820-00-021-1804 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 4820-00-021-1804?
000211804 or 00-021-1804
Does NSN 4820-00-021-1804 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-021-1804?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 02, 1967