The Sight Glass

The Sight Glass

Luneta’s Sight Glass has all the clarity and durability you need, with none of the leaks, cracks or squinting you may be used to with those old-style sight glasses. You’ll never have to use fragile, dark, hard-to-read sight glasses again!

Be sure to check out the impact test video to witness the true strength of Luneta’s engineering and the Tritan™ material.

Specifications

Application: Oil level and drain ports.

Body Material: High-impact Tritan™, a crystal-clear copolyester.

Recommended Temperature Range: -40°F to 200°F (-40°C to 93°C).

Max. Operating Pressure: 65 psi/4.48 bar.

Outdoor Compatibility: UV-resistant to protect against long-term sun exposure.

Chemical Compatibility: Resistant to mineral and synthetic oils that are compatible with fluorocarbon elastomers (Viton™) and PMMA (acrylic) plastic.

Viton® O-ring: Rubber FPM.

Available Male Thread Size

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NPTBSPPMETRIC
¼”¼”10x1.0
3/8” 3/8” 12x1.5
½” ½” 16x1.5
¾”¾”20x1.5
1”1”22x1.5
1¼”
1½”