Sight Glass | McMaster-Carr

Filter by

System of Measurement

Pipe Size

Material

For Use With

Thread Type

Maximum Temperature

Maximum Pressure @ Temperature

Window Diameter

Connection Center-to-Center

Shape

Window Material

Fitting Connection

OD

For Liquid Appearance

Length

Thread Size

Gender

Connects To

Overall Height

Hex Size

Mount Type

Minimum Temperature

REACH Compliance

How can we improve?

1,437 Products

Fluid Handling

Sights

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

Liquid-Level Gauges

Liquid-Level Gauges

Monitor fluid levels in containers

Flow Sights

Visually confirm flow and inspect liquid color and clarity

Raw Materials

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Sealing

Gauge Glass Gaskets

Gauge Glass Gaskets

Seal the glass on level indicators to monitor liquids without leaks

Containers, Storage, and Furniture

Density Meter Jars

Density Meter Jars

Add liquid and immerse a density meter until it floats for precise readings

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