Model: 991740-4

Fluid Pressure Regulating Valve

Properties:

Body Material
Aluminum
Outside Surface Treatment
Anodized
Body Style
Straight thru
Stem Material
Aluminum
Media For Which Designed
Hydraulic oil
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
Aluminum
Packing Material
Rubber, synthetic
Flow Control Device
Diaphragm
Flow Control Device Material
Rubber, synthetic
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
250.0 pounds per square inch
Filter
Not included
Tempurature Rating
Between -65.0 degrees fahrenheit and 160.0 degrees fahrenheit
NSN
4820-00-090-8758
Part Number
991740-4
Description
Valve,regulating,fluid Pressure
CAGE
82577

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 991740-4 NSN 4820-00-090-8758

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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