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Welch™ Vacuum Hose Adapter Kit

Ensures proper-size tubing to a variety of appliances

Manufacturer:  Welch™ 1420H01

Catalog No. 01-257-12

This item has been discontinued and is no longer available. Please call customer service for assistance: 1-800-766-7000.



  • Connects Fisher Scientific Maxima™ C Plus Vacuum Pump Models M2C and M4C to Fisher Scientific Isotemp™ Vacuum Oven Model 281A Includes at least 5 ft. (1.5m) of thick-walled rubber vacuum hose



0.37 to 0.43 in.
9.33 to 10.9 mm
Maxima™ C Plus vacuum pump
Pump Inlet
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