Viewports | McMaster-Carr

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System of Measurement

Pipe Size

Material

Stainless Steel

For Use With

Alcohol-Based Solvents

Acetic Acid (White Vinegar)

Ammonium Hydroxide

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

Fitting Connection

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

125 psi @ 70° F

150 psi @ 70° F

175 psi @ 70° F

180 psi @ 70° F

Window Material

Shape

Mount Type

For Liquid Appearance

Connection Center-to-Center

Hole Diameter

Hex Size

Connects To

Gender

OD

Tube OD

Flange OD

Minimum Temperature

-250° F or less

-249° F to -50° F

-49° F to 0° F

Greater than 0° F

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

How can we improve?

987 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

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.)