Model: 21738N CTHVNS-2 3/4IN

Fluid Pressure Regulating Valve

Special Features:

With third connection, 1/2 in., 900 lb asa b16.5 flange, with four 0.875 in. Diameter bolt holes equally spaced on a 3.250 in. Diameter bolt circle

Properties:

Body Material

Steel, astm a216, grade wcb

First End Flange Outside Diameter

4.625 inches

Body Style

Straight thru

Stem Material

Steel, corrosion resisting

Furnished Items

External pilot valve

Media For Which Designed

Steam

First End Connection Type

Raised face flange

First End Style Designator

Raised

First End Raised Face Height

0.250 inches

First End Raised Face Diameter

1.688 inches

First End Flange Shape Style

Round w/ bolt holes

First End Flange Thickness

0.625 inches

First End Bolt Hole Quantity

First End Bolt Hole Diameter

0.750 inches

First End Bolt Circle Diameter

3.250 inches

Second End Relationship With First End

Identical

Face To Face Distance

8.500 inches

Flow Control Device

Disk

Flow Control Device Material

Steel, corrosion resisting

End Connection Quantity

Regulation Type

1st stage manual, 2nd stage automatic

Manual Control Method

Wheel

Valve Loading Method

Spring

Remote Actuation Method

Diaphragm

Filter

Not included

Tempurature Rating

550.0 degrees fahrenheit

NSN

4820-01-148-1736

Part Number

21738N CTHVNS-2 3/4IN

Description

Valve,regulating,fluid Pressure

CAGE

35795

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 21738N CTHVNS-2 3/4IN NSN 4820-01-148-1736

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:

100.0000lbs

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