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

Borosilicate Glass

Stainless Steel

Overall Height

Thread Type

Shape

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

Window Height

OD

Fitting Connection

Length

Connects To

Window Material

Gender

Minimum Temperature

-250° F or less

-249° F to -50° F

-49° F to 0° F

1° F to 34° F

35° F or greater

Body Material

Stainless Steel

REACH

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Mount Type

Fitting Material

304 Stainless Steel

Seal Material

For Gauge Glass OD

How can we improve?

667 Products

Fluid Handling

Liquid-Level Gauges

Liquid-Level Gauges

Monitor fluid levels in containers

Flow Sights

Visually confirm flow and inspect liquid color and clarity

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.)