Sight Tubes | McMaster-Carr

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Pipe Size

For Use With

Alcohol-Based Solvents

Acetic Acid (White Vinegar)

Hydraulic Fluid

Connection Center-to-Center

Material

Graphite Composite

Stainless Steel

Shape

Overall Height

Thread Type

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 399° F

400° F to 499° F

500° F or greater

Maximum Pressure @ Temperature

10 psi @ 70° F

20 psi @ 70° F

30 psi @ 70° F

50 psi @ 70° F

60 psi @ 70° F

65 psi @ 70° F

100 psi @ 70° F

110 psi @ 70° F

120 psi @ 70° F

125 psi @ 70° F

130 psi @ 70° F

150 psi @ 70° F

185 psi @ 70° F

200 psi @ 70° F

210 psi @ 70° F

230 psi @ 70° F

240 psi @ 70° F

260 psi @ 70° F

OD

Window Height

Length

Fitting Connection

Gender

Connects To

Window Material

Minimum Temperature

-250° F or less

-249° F to -50° F

-49° F to -1° F

0° F to 49° F

50° F or greater

Body Material

Stainless Steel

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Seal Material

For Gauge Glass OD

Fitting Material

304 Stainless Steel

For Valve Center-to-Center

How can we improve?

670 Products

Fluid Handling

Liquid-Level Gauges

Liquid-Level Gauges

Monitor fluid levels in containers

Gauge Glass

Create or repair liquid-level gauges to monitor fluid levels in containers

Flow Sights

Visually confirm flow and inspect liquid color and clarity

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

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.)