Welch 2047K‐02 TWO HEAD SERVICE KIT FOR Welch Dryfast models 2032, 2042, 2047 & Welch Self Cleaning Models 2026, 2027 and 2028- Genuine Welch factory OEM repair kit. Please contact your Chemtech Scientific Vacuum Pump Expert for individual parts.
It strongly recommended to use the OEM when removing or installing this diaphragm.