Model: 11/4AAF-AIR

Fluid Pressure Regulating Valve

Properties:

Body Material
Copper alloy
First End Flange Outside Diameter
4.625 inches
Body Style
Straight thru
Media For Which Designed
Air
First End Connection Type
Plain face flange
First End Style Designator
Plain
First End Flange Shape Style
Round w/ bolt holes
First End Flange Thickness
0.406 inches
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.625 inches
First End Bolt Circle Diameter
3.500 inches
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting
Face To Face Distance
6.688 inches
Flow Control Device
Disk
Flow Control Device Material
Steel, corrosion resisting
End Connection Quantity
2
Regulation Type
Manual single stage
Manual Control Method
Wheel
Valve Loading Method
Spring
Filter
Not included
End Application
Strategic sealift conversion ships class
NSN
4820-01-421-6828
Part Number
11/4AAF-AIR
Description
Valve,regulating,fluid Pressure
CAGE
32869

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 11/4AAF-AIR NSN 4820-01-421-6828

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:
127200
UFC:
64480
LTL:
85.0
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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