Model: 54370-23

Safety Relief Valve

Properties:

Pipe Size Accommodated

1.000 inches all ends

Flow Control Device

Poppet

Maximum Operating Temp

150.0 degrees fahrenheit single response

End Application

Nonpowered valves

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe all ends

Valve Size

1.000 inches

Maximum Operating Pressure

400.0 pounds per square inch single response

Criticality Code Justification

Zzzy

First Connection Face To Centerline Distance

2.816 inches

Second Connection Face To Centerline Distance

2.560 inches

Material

Copper alloy 958 body

Material Specification

Mil-b-23921 military specification single material response body

Media For Which Designed

Air 1st response

Media For Which Designed

Nitrogen, gaseous 2nd response

Reference Number Differentiating Characteristics

Cleaned in accordance with mil-i-52211

NSN

4820-01-326-8468

Part Number

54370-23

Description

Valve,safety Relief

CAGE

99643

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Part 54370-23 NSN 4820-01-326-8468

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

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:

9.2000lbs

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:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves