Sight Glass Windows | McMaster-Carr

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System of Measurement

Pipe Size

Material

Stainless Steel

For Use With

Alcohol-Based Solvents

Acetic Acid (White Vinegar)

Thread Type

UN/UNF (SAE Straight)

Window Diameter

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

Connection Center-to-Center

Maximum Pressure @ Temperature

10 psi @ 70° F

20 psi @ 70° F

25 psi @ 70° F

30 psi @ 70° F

50 psi @ 70° F

60 psi @ 70° F

65 psi @ 70° F

70 psi @ 70° F

75 psi @ 70° F

90 psi @ 70° F

100 psi @ 70° F

110 psi @ 70° F

120 psi @ 70° F

125 psi @ 70° F

130 psi @ 70° F

Shape

Window Material

Fitting Connection

Overall Height

Gender

Mount Type

Connects To

Thread Size

For Liquid Appearance

Hex Size

Window Height

Hole Diameter

Minimum Temperature

-250° F or less

-249° F to -50° F

-49° F to 0° F

1° F to 24° F

25° F or greater

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

How can we improve?

936 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

Lighting

Machine and Task Lights

Machine and Task Lights

Shine light on work areas, within enclosures, and inside machines

Sealing

Gauge Glass Gaskets

Gauge Glass Gaskets

Seal the glass on level indicators to monitor liquids without leaks

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