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

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.:

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:

1.7000lbs

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:

127220

UFC:

64490

LTL:

77.5

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