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

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

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.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

594

TCC:

SHC:

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