Leybold Oil Sight Glass for D4B, D8B, D16B, D25B, D40B, D65B
Leybold Part Number 35001179
These oil sight glass are designed to see the oil on Leybold D4B, D8B, D16B, D25B, D40B, D65B rotary vane vacuum pumps. When a vacuum pump is used in corrosive applications, contamination can build up on the sight glass. This makes it hard to see the oil level. On these occasions the sight glass needs to be removed and replaced. These sight glasses have Leybold part number 35001179.
