Water Indicators | McMaster-Carr

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System of Measurement

Pipe Size

For Use With

Air Conditioners

Alcohol-Based Solvents

Bit Screwdrivers

CNC Retention Knobs

Depth Micrometers

Diesel Fuel Systems

Emergency Stops

Gasoline Fuel Systems

Grease Fittings

Hydraulic Systems

Large-Cell Batteries

Liquids with Solids

Molex Micro-Fit 3.0

Outside Micrometers

Pharmaceuticals

Printed Circuit Boards

RTD Connection Heads

Screws and Nuts

Solid Particles

Stems with Clamping Nut

Thermocouple Connection Heads

Acetic Acid (White Vinegar)

Ammonium Hydroxide

Ethylene Glycol

Hydraulic Fluid

Hydraulic Fluid (Petroleum Based)

Hydrochloric Acid

Isopropyl Alcohol

Liquid Nitrogen

Methyl Chloride

Phosphoric Acid

Sodium Bicarbonate (Baking Soda)

Sodium Hydroxide (Caustic Soda)

Sodium Hypochlorite (Bleach)

Titanium Silicate

Deionized Water

Salt Water (Calcium Chloride)

Salt Water (Sodium Chloride)

Sugar Water (Sucrose)

Thread Type

UN/UNF (SAE Straight)

Maximum Pressure

Less than 1,000 psi

1,000 psi to 1,999.9 psi

2,000 psi to 9,999.9 psi

10,000 psi to 19,999.9 psi

20,000 psi or greater

Less than 10,000 kPa

10,000 kPa to 19,999 kPa

20,000 kPa to 29,999 kPa

30,000 kPa to 99,999 kPa

100,000 kPa or greater

Connection Location

Material

Graphite Composite

Stainless Steel

Dial Diameter

Measures

Differential Pressure

Measurement Unit

Inches of Mercury

Inches of Water

Kilograms per Square Centimeter

Ounces per Square Inch

Pounds per Square Inch

Fitting Connection

Quick Disconnect

Dial Type

Gender

Maximum Temperature

Less than 500° F

500° F to 999.9° F

1,000° F to 1,999.9° F

Less than 250° C

Pressure Numeric Increments

Scale Type

Connects To

Display Type

Graduations

Connection Material

Stainless Steel

Case Material

Stainless Steel

REACH

RoHS

Compliant with Exemptions

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

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

5,274 Products

Fluid Handling

Pressure Gauges

Pressure Gauges

Measure pressure in pumps, filters, regulators, and process lines

Gauge Guards

Shield gauges from corrosive liquids and gases; also called diaphragm seals

Differential Pressure Gauges

Differential Pressure Gauges

Display the difference in pressure between two points in your air and fluid systems

Differential Pressure Transmitters

Differential Pressure Transmitters

Relay pressure changes in heating, cooling, and pumping systems to controllers and remote displays

Pressure Transmitters

Pressure Transmitters

Send pressure readings to controllers and remote displays

Pressure and Vacuum Gauges

Pressure and Vacuum Gauges

Measure pressure and vacuum in air and fluid lines, pumps, and refrigeration systems

Pressure and Vacuum Transmitters

Pressure and Vacuum Transmitters

Convert pressure and vacuum measurements into a signal sent to remote displays and controllers

Vacuum Transmitters

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

Pressure Test Gauges

Pressure Test Gauges

Check and calibrate pressure gauges, transmitters, and equipment to maintain accuracy

Sights

Observe and monitor the contents of pipes, tanks, and other containers

Flow Sights

Visually confirm flow and inspect liquid color and clarity

Liquid-Level Gauges

Liquid-Level Gauges

Monitor fluid levels in containers

Measuring and Inspecting

Calibration Columns

Calibration Columns

Calibrate the flow rate of metering pumps

Data Recorders

Log temperature, humidity, or pressure levels to track changes and troubleshoot your system

Safety Equipment

Respirator Filter Monitors

Respirator Filter Monitors

Track the quality of incoming air as it travels from your air line to your respirator

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