$46.06
This G1 Oil Sight Glass (Part # 550050) lets you quickly check the oil level and condition in your DVP vacuum pump. It fits directly into the pump housing with a standard G1 thread. If your current sight glass is cracked, cloudy, or leaking, replace it with this part.

Oil Sight Glass, G1 - Part # 550050

Oil Sight Glass, G1 - Part # 550050
our vacuum pump needs oil to run. Too little oil, and the pump overheats and fails. Too much oil, and it blows out through the exhaust. Dirty oil, and the pump loses vacuum power.
How do you know if the oil level is right?
You look at the sight glass.
This small glass window is mounted on the side of your pump housing . It lets you see the oil level instantly. No guessing.
According to the Precision Plus website, this G1 sight glass fits several DVP pump models :
DVP LB.40
DVP LC.20
DVP LC.105
It may also fit other pumps that use a standard G1 threaded port.
the oil level is too low, the pump loses vacuum power and overheats. If the oil level is too high, oil blows out of the exhaust port.
The sight glass lets you check the level in seconds. Most pumps have upper and lower level lines marked on the glass or on the pump housing next to the glass .
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Keep your DVP LC 105 vacuum pump running clean with this gas ballast filter. This filter cleans the air that enters your pump through the gas ballast valve. A clean gas ballast system helps remove water vapor and condensable gases from your pump oil. OEM quality direct replacement.
This Copper Gasket Ring (Part # 305005) is a crush-style seal used on drain plugs, filler ports, or fittings. Copper compresses to form a perfect leak-proof seal. Keep a few on hand for your next oil change.
10 in stock
These Perforated Screens act like strainers inside your pump. Choose the screen for your model: #4503005 for DVP LC.12 or #4502009 for DVP LB.40. Replace or clean them during routine maintenance to keep your pump running strong.
10 in stock
This is the L-Shaped Cork Gasket for DVP LB.40 Series vacuum pumps. It is designed to fit specific right-angle connections on the pump intake and exhaust ports. Made from high-quality cork, it provides a reliable seal against oil and air leaks.
This gasket is made for the DVP LB.40 Series. The LB.40 is a reliable rotary vane vacuum pump .
10 in stock
This is the Case Gasket with part number 4901071 for DVP LC.20 series vacuum pumps . It seals the two main halves of the pump housing. You must replace this gasket every time you open the pump case for maintenance or repair to prevent oil leaks.
20 in stock
This is the Case Gasket (Part # 4901067PP) for DVP LB.40 series vacuum pumps. It seals the two main halves of the pump housing. You must replace this gasket every time you open the pump case for maintenance or repair to prevent oil leaks.
This is a Rectangular Gasket with part number 4901020PP for DVP LB.40 series vacuum pumps . It is designed to seal rectangular port connections on the pump. Made from high-quality gasket material, it provides a reliable seal against air leaks and oil seepage.
Keep your DVP LC 25 vacuum pump running clean with this air-oil separator / exhaust filter. This filter removes oil mist from the exhaust air before it leaves your pump. Without a good separator, oil vapor escapes into your workspace. Designed and manufactured by DVP for a perfect fit .
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