Model: NAP391

Fluid Pressure Regulating Valve

Special Features:

Union joint both ends

Properties:

Body Material
Bronze
Body Style
Straight thru
Furnished Items
Brazing ring
Media For Which Designed
Water, fresh
First End Connection Type
Unthreaded internal pipe
First End Style Designator
Socket w/brazing ring
First End Pipe Size Accommodated
1.250 inches
Second End Relationship With First End
Identical
Seat Material
Nickel copper alloy
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Outlet Pressure Range
+10.0/+55.0 pounds per square inch
Regulation Type
Manual single stage
Valve Stem Design
Single seat
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
150.0 pounds per square inch
Filter
Not included
Tempurature Rating
150.0 degrees fahrenheit
NSN
4820-00-529-3706
Part Number
NAP391
Description
Valve,regulating,fluid Pressure
CAGE
70667

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 NAP391 NSN 4820-00-529-3706

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:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
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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