These glasses are ground and polished on both faces and are generally mounted as a pair in the gauge to provide through vision. Standard materials are borosilicate or aluminosilicate.
For boiler service, mica protection is required.
“KLINGER A-7 Borosilicate Transparent Level Gauge / Sight Glass (280x30x17 mm) acc. to DIN 7081; MIL-G-16356, Part No. R001848” has been added to your cart. View cart
