Model: 1250

Fluid Pressure Regulating Valve

Properties:

Body Material
Steel, carbon
First End Flange Outside Diameter
3.750 inches
Body Style
Straight thru
Stem Material
Steel, corrosion resisting
First End Connection Type
Raised face flange
First End Style Designator
Raised
First End Raised Face Height
0.062 inches
First End Raised Face Diameter
1.375 inches
First End Flange Shape Style
Round w/ bolt holes
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.625 inches
First End Bolt Circle Diameter
2.625 inches
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting
Face To Face Distance
7.500 inches
Packing Material
Asbestos and plastic
Flow Control Device
Disk, plug type
Flow Control Device Material
Plastic, tetrafluoroethylene
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Regulation Type
Automatic single stage
Valve Stem Design
Single seat
Valve Loading Method
Spring
Remote Actuation Method
Diaphragm
Maximum Inlet Pressure Rating
250.0 pounds per square inch
Outlet Pressure Setting
150.0 pounds per square inch
Filter
Included
NSN
4820-00-256-5198
Part Number
1250
Description
Valve,regulating,fluid Pressure
CAGE
33547

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 1250 NSN 4820-00-256-5198

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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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