This Trasco 48 spider coupling (Part #PL70120254) connects the motor to your Leybold Ruvac vacuum pump. It transfers power from the motor to the pump. The spider-shaped insert absorbs shocks and vibrations. This reduces wear on both the motor and the pump. A direct replacement that keeps your pump running smoothly.Fits these pump models exactly:
Leybold Ruvac RA3001
Leybold Ruvac RA5001
Leybold Ruvac RA3001S
Leybold Ruvac RA7001
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