Air Drain Valves | McMaster-Carr

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System of Measurement

Pipe Size

Body Material

Stainless Steel

For Use With

Ethylene Glycol

Thread Type

UN/UNF (SAE Straight)

Fitting Connection

Grooved-End Clamp On

Push to Connect

Solder-Socket Union

Actuation

Shape

Maximum Pressure @ Temperature

150 psi @ 60° F

400 psi @ 60° F

15 psi @ 65° F

15 psi @ 70° F

25 psi @ 70° F

30 psi @ 70° F

40 psi @ 70° F

50 psi @ 70° F

60 psi @ 70° F

80 psi @ 70° F

85 psi @ 70° F

90 psi @ 70° F

95 psi @ 70° F

100 psi @ 70° F

115 psi @ 70° F

120 psi @ 70° F

125 psi @ 70° F

Handle Style

Voltage

100V AC to 240V AC

Connects To

Valve Type

Pressure Drop Assisted

Zero Pressure Drop

Inlet Pipe Size

Gender

Material

Stainless Steel

Handle Type

Flow Indicating

Lockable with Ratchet Opening

Standard with Ratchet Opening

Tube OD

Valve Function

Attribute

Flow Adjustment

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 399° F

400° F to 499° F

500° F or greater

Ball Material

Stainless Steel

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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

DFARS Specialty Metals

How can we improve?

3,132 Products

Drain Valves

Timer-Actuated Compressed Air Drain Valves

Timer-Actuated Compressed Air Drain Valves

Automatically open valves at set intervals with the electronic timer

Drain Valves

Discharge liquids from most tanks

High-Pressure Float-Actuated Compressed Air Drain Valves

High-Pressure Float-Actuated Compressed Air Drain Valves

Withstand the highest pressure of all our float-operated drain valves

Energy-Saving Compressed Air Drain Valves

Energy-Saving Compressed Air Drain Valves

Open when full and close just before empty to avoid loss of compressed air

Easy-Clean Float-Actuated Compressed Air Drain Valves

Easy-Clean Float-Actuated Compressed Air Drain Valves

A float automatically opens the external drain when the bowl starts to fill

Timer-Actuated Compressed Air Drain Valves with Digital Display

Timer-Actuated Compressed Air Drain Valves with Digital Display

Set and view precise intervals on the display to automatically open valves

High-Pressure Timer-Actuated Compressed Air Drain Valves

High-Pressure Timer-Actuated Compressed Air Drain Valves

Withstand at least twice the pressure of our other timer-actuated valves

Clear-View Float-Actuated Compressed Air Drain Valves

Clear-View Float-Actuated Compressed Air Drain Valves

A clear bowl makes it easy to see condensate that’s forming in your line

Compact Float-Actuated Compressed Air Drain Valves

Compact Float-Actuated Compressed Air Drain Valves

Shorter than our other float-operated valves for tight spots

High-Discharge Float-Actuated Compressed Air Drain Valves

High-Discharge Float-Actuated Compressed Air Drain Valves

Best for large compressed air systems, these handle high rates of discharge

Back-Pressure-Actuated Compressed Air Drain Valves

Back-Pressure-Actuated Compressed Air Drain Valves

Automatically open valves with back pressure from turning off compressors

Other Products

On-Off Valves

Start and stop flow through a line

Flow-Adjustment Valves

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

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