Model: 1551AS139-1

Fluid Pressure Regulating Valve

Properties:

Body Material

Steel, corrosion resisting

Body Style

Straight thru

Media For Which Designed

Oxygen, liquid

First End Connection Type

Threaded internal tube

First End Style Designator

Flare

First End Outside Diameter Tube Accommodated

0.375 inches

First End Thread Size And Series/type Designator

0.562-18 unf

First End Thread Class

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

Seat Material

Plastic, polychlorotrifluoroethylene

First End Seat Angle In Deg

45.0

Flow Control Device

Disk

End Connection Quantity

Outlet Pressure Range

+200.0/+10000.0 pounds per square inch

Regulation Type

Manual single stage

Manual Control Method

Knob

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

7000.0 pounds per square inch

Filter

Not included

Reference Number Differentiating Characteristics

Cleaning shall be in accordance with mil-c-52211 for oxygen service

NSN

4820-01-301-8011

Part Number

1551AS139-1

Description

Valve,regulating,fluid Pressure

CAGE

30003

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 1551AS139-1 NSN 4820-01-301-8011

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

5.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

593

TCC:

SHC:

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