Liquid Reservoirs | McMaster-Carr

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657 Products

Tanks

Rectangular Plastic Tanks

These tanks have capacities from 2.5 to 1,000 gallons.

Plastic Fuel Tanks

These 12-gallon capacity tanks have a level gauge, and a fuel withdrawal outlet separate from the fill opening.

Low-Profile Rectangular Plastic Tanks

Even though these tanks are less than 20" tall, they still hold 50 to 200 gallons.

Double-Wall Plastic Tanks

No need for separate spill-control pallets or trays—comply with EPA regulations for storing hazardous liquids with just one tank.

Plastic Tanks

Store between 30 and 550 gallons in these large tanks.

Plastic Tanks with Forklift Entry

Despite their large size you can move these tanks with a forklift. They store between 75 and 500 gallons.

Steel Tanks with Forklift Entry

These tanks are typically used for storing fuel and waste oil.

Double-Wall Steel Tanks with Forklift Entry

Tanks provide extra protection for products that require double-wall containment, such as diesel and waste oil, solvents, and antifreeze.

Elevated Steel Tanks

A lifting lug on top makes these tanks easy to transport.

Wall-Mount Plastic Easy-Drain Tanks

These tanks are often used as gravity-fed dispensers.

Plastic Easy-Drain Tanks

The heavy-wall construction makes these tanks durable and easy to clean.

Stands for Plastic Easy-Drain Tanks

Use these stands to add clearance between the tank and the floor.

Stainless Steel Easy-Drain Tanks

The bottom of these tanks is sloped to ensure easy and complete drainage.

Sanitary Easy-Drain Tanks

Store and transport liquids in bulk in sanitary environments such as food and pharmaceutical plants.

Pressurized Liquid Dispensing Tanks

Attach a compressed air source to pressurize liquids for dispensing and spraying.

Sanitary Pressurized Liquid Dispensing Tanks

Store and dispense liquids in food, pharmaceutical, and beverage plants—these tanks attach to a compressed air source for use in sanitary environments.

UN-Compliant Tanks

Also known as intermediate bulk containers (IBC), these tanks meet UN31HA1/Y transportation specifications and are designed to ship liquids.

Tubs

Galvanized Steel Tubs

Tubs are made of galvanized steel for corrosion resistance.

Rubber and Plastic Tubs

These tubs are crack and dent resistant.

Spill-Control Tubs

With spill capacities up to 170 gallons, these tubs hold 55-gallon drums.

Machine-Mount Oil Dispensers

Oil Reservoirs

Mount these reservoirs directly to your machine, or use them with a flow-adjustment valve and brush to create a dispenser.

Vented-System Constant-Level Oil Reservoirs

For use in clean environments, these oil reservoirs have multiple air vents that keep pressure balanced.

Sealed-System Constant-Level Oil Reservoirs

A sealed design prevents contamination in dirty and dusty environments. Install a line between the reservoir's pressure port and the lubricated equipment to balance pressure.

Oil Cups

Mount these directly to your machine—the cup allows oil to gradually pass through to equipment, reducing time spent on manual lubrication.

Remote-Access Oil Dispensers
with Flow-Adjustment Valve

Connect a tube fitting and tubing to the dispenser outlet to access hard-to-reach lubrication points.

Oil Dispensers with Flow-Adjustment Valve

Thread these dispensers directly into bearing housings, pumps, and other machinery. Flip the lever to start and stop flow; turn the dial to adjust flow.

Sealed-System Oil Dispensers
with Flow-Adjustment Valve

A sealed design prevents contamination in dirty and dusty environments.

Build-Your-Own Multiple-Outlet Oil
Dispensers with Flow-Adjustment Valves

Customize these dispensers to serve up to 24 lubrication points from a single location.

Multiple-Outlet Oil Dispensers
with Flow-Adjustment Valves

Serve multiple lubrication points from a single location.

Multiple-Outlet Electrically Operated Oil
Dispensers with Flow-Adjustment Valves

Serve multiple lubrication points from a single location.

Electrically Operated Oil Dispensers
with Flow-Adjustment Valve

Control the flow of oil to a single lubrication point.

Oil Dispensers with
Flow-Adjustment Valve and Brush

Flip the lever to start and stop flow.

Electrically Operated Oil Dispensers
with Flow-Adjustment Valve and Brush

A solenoid automatically starts and stops flow to dispense lubricant while equipment is running.

Machine-Mount Oil-Dispensing Pumps

Air-Powered Oil Dispensers

Air pressurizes the oil in the reservoir and atomizes the spray. Add a spray valve to direct the flow of oil.

Air-Powered Oil-Dispensing Pump Systems

Ready to connect to your air system, these complete systems include a timer and a reservoir.

Manual Oil-Dispensing Pumps

Dispense a fixed amount of oil by pumping the handle.

Fixed-Interval Electric Oil-Dispensing Pumps

Choose from pumps that dispense with a set interval. Turn the dial to adjust the flow from 0.1 oz. to 0.2 oz. per cycle.

Adjustable-Interval Electric Oil-Dispensing Pumps

Set the cycle interval as well as the dispensing duration. This pump has a maximum flow of 0.1 oz. per second.

Precision Adjustable-Interval
Electric Oil-Dispensing Pumps

With a maximum flow of 0.005 oz. per cycle, these pumps deliver small, precise amounts of oil. Turn the dial to set the cycle interval.

Machine-Mount Oil-Circulating Systems

Designed to recycle oil, this system dispenses, collects, and filters oil for reuse. It delivers a controlled flow at a specific interval.

Coolant Dispensers

Mist Coolant Dispensers with Reservoir

These dispensers have a reservoir and controls for coolant flow.

Flood Coolant Dispensers with Reservoir

These dispensers have a reservoir for recirculating coolant.

Flood Coolant Dispensers

Draw coolant from your existing tank.

Droplet Coolant Dispensers

Deliver a small, controlled amount of coolant to a workpiece.

Grease Dispensers

Dual-Output Container-Mount Grease Dispensers

Switch between high-pressure and low-pressure settings. Use high pressure to dispense thicker grease or to force grease through clogged fittings. Use low pressure for high-volume dispensing.

High-Output Container-Mount Grease Dispensers

This dispenser delivers over three times more grease per stroke than our dual-output dispensers.

Adjustable-Flow Grease Dispensers

For more control over the flow rate of your grease, choose these gas-driven dispensers over spring-driven dispensers. Their continuous flow automatically adjusts based on the dispensing duration you set on their dial (from one to 12 months).

Multiple-Outlet Precision
Motor-Driven Grease Dispensers

Send precise amounts of grease to multiple lubrication points at regular intervals, so each point will always have the grease it needs.

Air-Powered Container-Mount Grease Dispensers

Dispense grease using compressed air.

Precision Motor-Driven Grease Dispensers

By releasing a precise amount of grease at regular intervals, these motor-driven dispensers make sure your machine always has the right amount of grease.

Grease Dispensers

A spring delivers a constant, low-pressure flow of grease to your lubrication point, so it never runs dry.

Hydraulic Tanks

Store fluids for a hydraulic power unit or circulating-oil system.

Pressure-Rated Water Tanks

These tanks can be used as water heaters when used with a heat source, such as an immersion heater.

Soap Dispensers

Paint Rollers

Fillable Touch-Up Paint Rollers for Tight Spaces

Fill the bottle-like handle on these rollers with paint and dispense as you roll, so you don't have to stop at a paint tray. Rollers are short for quick touch-up jobs or to fit in tight spaces.

Fillable Paint Rollers

Cover large areas quickly without the need for a paint tray. These rollers have a tube that draws paint into the handle. Squeeze the trigger to keep the roller filled with fresh paint as you go.