Model: 657Y

Valve

Properties:

Reference Number Differentiating Characteristics

8technical differentiating characteristics a, 1/2 in. 3 way, diaphragm operated valve b. Flow closes bottom port, opens top port c. Cast iron body, cres topwork d. 300 psi, max rated wp e. Quick opening, double ported single inner valve air loaded topwork

NSN

4820-00-061-3163

Part Number

657Y

Description

Valve

CAGE

22508

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