Model: N450

Fluid Pressure Regulating Valve

Properties:

Body Material

Steel

First End Flange Outside Diameter

5.938 inches

Body Style

Straight thru

Media For Which Designed

Steam

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

0.812 inches

First End Bolt Hole Quantity

First End Bolt Hole Diameter

0.688 inches

First End Bolt Circle Diameter

4.625 inches

Second End Relationship With First End

Identical

Seat Material

Cobalt alloy

Face To Face Distance

8.875 inches

Flow Control Device

Diaphragm

Flow Control Device Material

Cobalt alloy

End Connection Quantity

Renewable Seat Ring Type

Threaded

Outlet Pressure Range

+15.0/+275.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Stem Design

Single seat

Valve Loading Method

Dome

Maximum Inlet Pressure Rating

300.0 pounds per square inch

Filter

Not included

Tempurature Rating

Between -65.0 degrees fahrenheit and 165.0 degrees fahrenheit

NSN

4820-00-288-6668

Part Number

N450

Description

Valve,regulating,fluid Pressure

CAGE

26505

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 N450 NSN 4820-00-288-6668

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:

1.0000lbs

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