Model: M12278A

Fluid Pressure Regulating Valve

Properties:

Body Material
Steel, corrosion resisting
Body Style
Straight thru
Media For Which Designed
Water, oil or gas
First End Connection Type
Unthreaded internal pipe
First End Style Designator
Streamlined with one brazing ring
First End Pipe Size Accommodated
0.375 inches
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting
Flow Control Device
Disk, flat
Flow Control Device Material
Steel, corrosion resisting
End Connection Quantity
2
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Remote Actuation Method
Diaphragm
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Criticality Code Justification
Zzzy
Reference Number Differentiating Characteristics
Cleaning and packaging per mil-std-1330d
Reference Number Differentiating Characteristics
Cleaning, packaging, and marking iaw mil-std-1330d
NSN
4820-00-229-8619
Part Number
M12278A
Description
Valve,regulating,fluid Pressure
CAGE
26505

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 gas(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.

Part M12278A NSN 4820-00-229-8619

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27565
FIIG:
A21100
Concept No.:
1
App. Key:
D
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
S

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
13.0 X 10.0 X 7.0
Paclk Weight:
35.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
A
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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