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System of Measurement
Thread Size
Thread Type
Window Diameter
Fitting Connection
For Liquid Appearance
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Connects To
Maximum Temperature
Specifications Met
DFARS Specialty Metals
Export Control Classification Number (ECCN)
Maximum Pressure @ Temperature
Mount Type
Seal Material
Minimum Temperature
High-Visibility Sights
Easily view liquid movement and level changes from a distance—these sights have an indicator ball inside the glass window. They also have a reflector that makes dark liquid easy to see, especially in low-light conditions.
UN/UNF (SAE Straight) threads are also known as O-ring boss threads.
For technical drawings and 3-D models, click on a part number.
Temp. Range, °F | For Dark Liquid | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Thread Size  | Window Dia. | Hex Size | Max. Pressure | Min. | Max. | For Use With | Window Material | Seal Material | Features | Specifications Met | Each | |
Steel | ||||||||||||
UN/UNF (SAE Straight) Male Thread | ||||||||||||
| 1 1/16"-12 | 3/4" | 1 1/4" | 75 psi @ 70° F | -40° | 180° | Water, Diesel Fuel, Hydraulic Fluid (Petroleum Based) | Glass | Buna-N Rubber | Indicator Ball | SAE J1926/3 | 0000000 | 000000 |
Shatter-Resistant Sights
The window and body are made from a single piece of plastic, making these sights more shatter resistant than sights with a glass window. They are not rated for pressure.
For technical drawings and 3-D models, click on a part number.
Temp. Range, °F | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Thread Size | Window Dia. | Hex Size | Max. Pressure | Min. | Max. | For Use With | Window Material | Seal Material | Each | |
Plastic | ||||||||||
UN/UNF (SAE Straight) Male Thread | ||||||||||
| 1 1/16"-12 | 3/4" | 1 3/16" | Not Rated | -20° | 210° | Water, Diesel Fuel, Hydraulic Fluid (Petroleum Based) | Plastic | Buna-N Rubber | 00000000 | 000000 |