Oil Flow Controls | McMaster-Carr

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System of Measurement

Pipe Size

For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Argon/Carbon Dioxide Blend

Hydraulic Fluid (Petroleum Based)

Hydraulic Oil

Hydrochloric Acid

Hydrochloric Acid (37% Concentration)

Hydrogen

Hydrogen Peroxide (30% Concentration)

Liquid Carbon Dioxide

Methanol (Methyl Alcohol)

Methyl Chloride

Methyl Ethyl Ketone (MEK)

Nitric Acid (20% Concentration)

Phosphoric Acid (70% Concentration)

Sodium Carbonate (Soda Ash)

Sodium Hydroxide (Caustic Soda)

Sodium Hydroxide (Caustic Soda) (20% Concentration)

Sodium Hypochlorite (Bleach)

Sulfuric Acid (75% Concentration)

Synthetic Oil

Toluene (Methylbenzene)

Body Material

Fitting Connection

Thread Type

UN/UNF (SAE Straight)

Actuation

Maximum Pressure @ Temperature

Handle Style

Material

Compressed Non-Asbestos Synthetic Fiber

Shape

Connects To

Valve Type

Back-Pressure Regulator

Pressure Drop Assisted

Gender

Valve Function

Back-Pressure Regulation

Maximum Temperature

Handle Type

Lockable with Ratchet Opening

Standard with Ratchet Opening

Tube OD

Flow Coefficient (Cv)

Ball Material

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

Seal Material

DFARS Specialty Metals

Exempt

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How can we improve?

3,506 Products

Flow-Adjustment Valves

Precision Flow-Adjustment Valves

Easy-Set Threaded Precision Flow-Adjustment Valves

Color-coded threads and numerical markings ensure consistent, repeatable settings

39 products

Threaded Precision Flow-Adjustment Valves

Adjust flow in small increments for fine control, such as in metering or sampling

34 products

High-Pressure Threaded Precision Flow-Adjustment Valves

Withstand at least 6,000 psi in hydraulic and compressed air systems

52 products

Precision Flow-Adjustment Valves with Yor-Lok Fittings

Two sleeves bite into tubing as you tighten the nut for a strong grip and seal

8 products

Panel-Mount Threaded Precision Flow-Adjustment Valves

Use the hex nut and threads that sit below the handle to install in instrument panels

12 products

High-Precision Threaded Flow-Adjustment Valves

Adjust flow in smaller increments than other valves for finer control over the flow rate

9 products

Compact Precision Flow-Adjustment Valves with Barbed Fittings

A low-profile body and a narrow port-to-port length to fit into tight spots

4 products

High-Temperature Threaded Precision Flow-Adjustment Valves

Rated for nearly twice the maximum temperature of standard valves, up to 700° F

5 products

Panel-Mount High-Pressure Threaded Precision Flow-Adjustment Valves

Install in instrument panels with pressures up to 10,000 psi

2 products

Threaded Precision Flow-Adjustment Valves with Gauge Ports

Install two pieces of instrumentation to monitor multiple media without interrupting flow

4 products

High-Pressure Threaded Precision Flow-Adjustment Valves with Vent Ports

Isolate gauges, switches, and more for interruption-free maintenance, calibration, and sampling

2 products

Threaded Precision Flow-Adjustment Valves with Vent Port

Remove instrumentation equipment without depressurizing your line

8 products

Precision Flow-Adjustment Valves with Solder-Socket Fittings

Solder to tubing for a permanent, leak-tight connection

2 products

Flow-Adjustment Valves

Threaded Flow-Adjustment Valves

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

81 products

High-Pressure Threaded Flow-Adjustment Valves

Rated for twice the pressure of other valves for refineries and other demanding environments

8 products

Flow-Adjustment Valves

Manually adjust the flow of oil to a single lubrication point

16 products

Electrically Operated Flow-Adjustment Valves

Automatically start and stop flow so lubricant dispenses only while equipment is running

2 products

Socket-Connect Flow-Adjustment Valves

Insert unthreaded pipe and weld in place for a permanent, leak-tight connection

6 products

Threaded Flow-Adjustment Valves for Fuel

Automatically close to shut off flow when temperatures reach 165° F, such as in a fire

6 products

Snap-Shut Threaded Flow-Adjustment Valves

Open and throttle as force is applied to the lever and automatically close upon release

20 products

Flow-Adjustment Valves with Solder-Socket Fittings

Solder to copper tubing for a permanent, leak-tight connection

6 products

Threaded Flow-Adjustment Valves with Garden Hose Outlet

Attach a garden hose to the valve outlet

5 products

Precision Flow-Adjustment Valves for Chemicals

Precision Flow-Adjustment Valves with Push-to-Connect Fittings for Chemicals

Insert tubing into the fittings—no heat, solder, or flux required

2 products

Precision Flow-Adjustment Valves with Yor-Lok Fittings for Chemicals

Two sleeves bite into tubing as you tigthen the nut for a stronger grip and seal

3 products

Threaded Precision Flow-Adjustment Valves for Chemicals

A fluoroelastomer seal and plastic body withstand corrosive solutions

3 products

Precision Flow-Adjustment Valves with Barbed Fittings for Chemicals

Barbs grip onto tubing for a secure hold

3 products

Actuated Flow-Adjustment Valves

Solenoid Flow-Adjustment Valves

Adjust and regulate flow based on the intensity of the electrical signal

5 products

Motor-Driven Flow-Adjustment Valves

A motor adjusts better than solenoid valves in high flow and pressure applications

4 products

Air-Driven Flow-Adjustment Valves

Operate on compressed air for faster actuation than motor-driven valves

4 products

Precision Flow-Adjustment Valves for Fuel

Precision Flow-Adjustment Valves with Barbed Fittings for Fuel

Barbs grip onto tubing for a secure hold

2 products

Flanged Flow-Adjustment Valves

Lightweight Flanged Flow-Adjustment Valves

An aluminum body for strength and durability at half the weight of other flanged valves

4 products

Plastic Flanged Flow-Adjustment Valves

A plastic body for the lightest weight of our flanged valves

3 products

Flanged Flow-Adjustment Valves

Bolt to flanges to adjust and regulate flow in flanged pipelines

10 products

Flanged Flow-Adjustment Valves for Chemicals

Seats withstand aggressive and corrosive solutions

5 products

Other Products

On-Off Valves

Start and stop flow through a line

1,720 products

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

788 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

148 products

Oil-Dispensing Pumps

Deliver controlled amounts of oil at specific intervals to keep equipment lubricated

20 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

7 products

Oil Dispensers

Keep machinery lubricated by applying oil

143 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

30 products

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

50 products

Oil-Dispensing Pump Metering Valves

Add to manual and electric pumps to dispense the right amount of oil to different lubrication points

6 products

Pressure-Relief Valves

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

5 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

22 products

Vacuum Breakers

When pressure drops, vents open to prevent suction from drawing liquid back upstream

10 products