Model: 27991

Fluid Pressure Regulating Valve

Properties:

Body Material
Aluminum alloy
Outside Surface Treatment
Anodized
Body Style
Cross
Stem Material
Brass
Media For Which Designed
Air
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Thread Size And Series/type Designator
1/2-14 npt
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Third End Relationship With Preceding Ends
Not identical with first or second end
Third End Connection Type
Threaded internal pipe
Third End Style Designator
Plain
Third End Thread Size And Series/type Designator
1/4-18 npt
Third End Thread Direction
Right-hand
Fourth End Relationship With Preceding Ends
Identical with third end
Seat Material
Brass
Flow Control Device
Poppet
End Connection Quantity
4
Renewable Seat Ring Type
Pressed-in
Outlet Pressure Range
+5.0/+125.0 pounds per square inch
Regulation Type
Manual single stage
Manual Control Method
Knob
Valve Stem Design
Single seat
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
250.0 pounds per square inch
Filter
Not included
NSN
4820-01-023-5774
Part Number
27991
Description
Valve,regulating,fluid Pressure
CAGE
81400

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 27991 NSN 4820-01-023-5774

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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