Oil Level Sight Glass

The Column


Product Features:

The Column is a crystal-clear oil level sight glass that allows you to visually inspect the condition and level of oil in pumps, gearboxes, storage tanks and reservoirs. It features a one-piece design with 1-inch NPT threads at each end and includes a 3-micron breather.


The Column can also be plumbed to vent back into the equipment’s head space. Two tamper-proof level rings mark the idle and running oil level. Each ring is made of durable polycarbonate and secured in place with a hex screw.


Combine the Column with the Hub to solve all your condition monitoring needs.

Operating Conditions: 180° F at 265 PSI / 203° F at 66 PSI / 230° F at atmospheric pressure / -40° F minimum low temperature
Body Material: Impact-resistant acrylic
Strong: Large diameter and thickness for added strength
Outdoor Compatible: UV-resistant & withstands long-term sun exposure
Threads: 1" NPT male threads at each end
Breather: Red and green polycarbonate level rings to mark running and idle oil levels. Each ring is tamper-proof and comes with hex key for repositioning.
Combine the Column with the Luneta Hub
Available in Six Different Lengths
Includes a 3-Micron Breather
Tough Acrylic Construction
Product Datasheet Find Out More

Companies today are under tremendous pressure to provide the highest levels plant productivity and quality at the lowest possible cost, whilst ensuring ever increasing safety and environmental requirements. To meet these business-critical demands, maintenance professionals need to maximise machinery reliability whilst minimising maintenance costs - a very difficult balancing act indeed.

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What Makes us Unique


In fact, we are the largest independent CBM and reliability services business in the country. This allows us to recommend an approach that is tailored to you, with no ulterior motives!


Reliability engineering, Condition Monitoring, Laboratory testing Services, Energy Surveys, Lubrication service provision, Corrective Services, Training, Consultancy, proprietary software solutions….we’re your one-stop-shop for reliability and condition monitoring services. Less outsourcing, greater understanding, more value.


And have some of the UKs most experienced and passionate CBM and Reliability professionals, pushing the envelope of asset care since 1988.