Model: ZP20172

Gaseou Pressure Equalizing Valve

Properties:

Criticality Code Justification

Zzzy

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

NSN

4820-01-407-2164

Part Number

ZP20172

Description

Valve,pressure Equalizing,gaseou

CAGE

98376

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

Part ZP20172 NSN 4820-01-407-2164

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

10958

FIIG:

A07100

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:

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Schedule B and Export

Schedule B: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi