Model: 21721N ITEM 5

Fluid Pressure Regulating Valve

Properties:

Body Material

Steel, mil-s-15083, grade b

First End Flange Outside Diameter

3.875 inches

Body Style

Straight thru

Media For Which Designed

Steam

First End Connection Type

Raised face flange

First End Style Designator

Raised

First End Raised Face Height

0.062 inches

First End Raised Face Diameter

1.688 inches

First End Flange Shape Style

Round w/ bolt holes

First End Flange Thickness

0.375 inches

First End Bolt Hole Quantity

First End Bolt Hole Diameter

0.625 inches

First End Bolt Circle Diameter

2.750 inches

Second End Relationship With First End

Identical

Seat Material

Steel, corrosion resisting

Flow Control Device

Disk, flat, top and bottom guided

Flow Control Device Material

Steel, corrosion resisting

End Connection Quantity

Outlet Pressure Range

+100.0/+450.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

150.0 pounds per square inch

Filter

Not included

Tempurature Rating

550.0 degrees fahrenheit

NSN

4820-01-119-1177

Part Number

21721N ITEM 5

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 21721N ITEM 5 NSN 4820-01-119-1177

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:

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:

671

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