Pump Oil- Welch-DuoSeal Vacuum Pump Oil (1Qt) -407K-11

Use this specially fractionated oil for DuoSeal belt−driven pumps to ensure the highest vacuum performance. DuoSeal Oil performs to rigid standards for vapor pressure, vacuum level stability, and viscosity −the lubrication that helps enable renowned DuoSeal pump durability.

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Additional information

Weight 3 lbs
Dimensions 8 × 8 × 8 in



Welch provides state-of-the-art vacuum pumps for numerous applications in chemical and biological laboratories, as well as for high vacuum manufacturing, air-conditioning and refrigeration.