Tamper-Resistant Valves | McMaster-Carr

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Inlet Pipe Size

Outlet Pipe Size

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For Use With

Hydraulic Fluid

Maximum Pressure Regulation

Gauge Included

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Directional Control

Flow Adjustment

Pressure Regulation

Pressure Relief

Outlet Thread Type

Pressure Adjustment

Electric Controller

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Outlet Connection

Push to Connect

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Filter/Regulator

Padlockable Cover

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Compliant with Exemptions

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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Maximum Temperature

Less than 150° F

150° F to 159° F

160° F to 199° F

200° F to 249° F

250° F or greater

Maximum Pressure

Less than 100 psi

100 psi to 199 psi

200 psi to 249 psi

250 psi to 999 psi

1,000 psi or greater

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211 Products

Pressure-Regulating Valves

Pressure-Regulating Valves

Tamper-Resistant Compact Pressure-Regulating Valves for Air and Inert Gas

Tamper-Resistant Compact Pressure-Regulating Valves for Air and Inert Gas

Prevent changes to your pressure setting

Other Products

Manual On/Off Valves

Manual On/Off Valves

Start and stop flow through a line

Air Flow Control Valves

Air Flow Control Valves

Control the speed of air-powered equipment by adjusting the volume of airflow entering or exiting

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Compressed Air Regulators

Compressed Air Regulators

Ensure continuous, safe operation of air-powered equipment by controlling air pressure

Compressed Air Filter/Regulators

Compressed Air Filter/Regulators

Simultaneously clean air that's running through a system and control its pressure

Directional Control Valves

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

Compressed Air Regulator Locks

Compressed Air Regulator Locks

Lock over your regulator knob to prevent unwanted pressure changes

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)