TA-VIGOR 1Pcs Air Compressor Oil Level Gauge Sight Glass, M18 x 1.5mm Male Threaded Glass Hex Head Liquid Indicator Sight Window Fittings for Air Compressor, Pump, Tank Sight Plug Window

• 【Standard M18 x 1.5mmMale Thread】: Designed with a universal M18 x 1.5mm male thread, this sight gauge is compatible with most air compressors, oil tanks, and pneumatic pumps.
• 【Clear Oil Level Visibility】: This sight glass features a transparent window that lets you easily monitor oil levels in your air compressor, pump, or tank for optimal performance.
• 【Durable Glass and Metal Build】: The main body is made of glass, which is lightweight but has strong bending strength, shows great working performance.
• 【Quick & Easy Installation】: Simple to install with a wrench or spanner—just screw it into the oil port and you're ready to go. The rubber O-ring provides enhanced sealing properties, offering resistance to cold shock, oil, and temperature variations. Suitable for various industries including agriculture, power, petroleum, machinery, and textiles.
• 【Wide Applications】Aluminum Oil Mirror/Aluminum Oil Marker Used widely to check the oil level of the pump in the air compressor.It is widely used in machine tools, air compressors, hydraulic presses, speed reducers and other machinery and equipment to observe the liquid level in order to add it in time.

Product Description: Keep your air compressor and pump systems running efficiently with this Oil Level Sight Glass Gauge. Designed for precision and durability, this hex head sight window lets you visually monitor oil or liquid levels without dismantling equipment. The clear glass lens ensures accurate fluid inspection at a glance, while the metal threaded body offers secure installation in tanks, compressors, or pump housings. Whether you're in a workshop or industrial setting, this oil sight plug helps prevent low oil damage and ensures proper lubrication for optimal performance. A must-have accessory for regular maintenance in pneumatic and hydraulic systems.. Specification: Product Name: Air Compressor Oil Level Gauge Sight Glass Product material: glass Working medium: Water, Gas, Oil Thread size: M18 x 1.5mm Package included: 1 x Oil Level Sight Glass