Bell & Gossett 118705 PZ-4291 pump coupler is a flexible replacement part for Series 60 in-line centrifugal pumps. This coupler connects the motor shaft to the pump shaft in hydronic HVAC systems. Genuine Bell & Gossett (Xylem) OEM component.

Bell & Gossett 1/2" x 1/2" cast iron coupler. A broken coupler indicates that the motor mounts have lost their resiliency and the motor shaft and pump shaft are now out of alignment. It is recommended to replace the motor mounts when the pump coupling breaks.

Replaces P/N PZ-4291

Used On:
102213HV BNFI Pump Bronze Body 1/6 HP Single Phase
1022142 IN. NFI Pump 1/6 HP Single Phase
1022172 IN. BNFI Pump Bronze Body 1/6 HP Single Phase
102230HV BI Pump 1/6 HP Single Phase
1020331-1/2 IN Booster IB (FEB 76-SEPT 76)
1020341-1/2 IN Booster BI (FEB 76-SEPT 76)
1020361-1/2 IN Booster AB (APR 76-SEPT 76)
102206PR Pump 1/6 HP Single Phase
102207PR BI Pump Bronze Impeller 1/6 HP Single Phase
102208PR AB Pump All Bronze 1/6 HP Single Phase
102210HV NFI Pump 1/6 HP Single Phase
102231HV AB Pump All Bronze 1/6 HP Single Phase
1022322 IN. BI Pump 1/6 HP Single Phase
1022332 IN. AB Pump All Bronze 1/6 HP Single Phase
102308HV Booster IB (SEPT 76-DEC 76)
102309HV Booster BI (SEPT 76-DEC 76)
102311HV Booster AB (OCT 75-APR 76)
102X102 IN Booster IB (JAN 51-JUNE 76)
102X112 IN Booster BI (JAN 51-JUNE 76)
102X122 IN Booster AB (JAN 51-JUNE 76)
102X13HV Booster IB (JAN 51-AUG 75)
102X14HV Booster BI (JAN 51-AUG 75)
102X15HV Booster AB (JAN 51-AUG 75)
102XX11 IN Booster IB (JAN 51-JUNE 76)
102XX21 IN Booster BI (JAN 51-JUNE 76)
102XX31 IN Booster AB (JAN 51-JUNE 76)
102XX41-1/4 IN Booster IB (JAN 51-JUNE 76)
102XX51-1/4 IN Booster BI (JAN 51-JUNE 76)
102XX61-1/4 IN Booster AB (JAN 51-JUNE 76)
102XX71-1/2 IN Booster IB (JAN 51-JUNE 76)
102XX81-1/2 IN Booster BI (JAN 51-JUNE 76)
102XX91-1/2 IN Booster AB (JAN 51-JUNE 76)
106189 Series 100 NFI Pump 1/12 HP Single Phase
106190 Series 100 BI Pump 1/12 HP Single Phase
106192 Series 100 AB Pump All Bronze 1/12 HP Single Phase
106197 Series 100 BNFI Pump Bronze Body 1/12HP Single Phase

Replaces Bell & Gossett PZ-4291, Armstrong 806026-001, Hydrovalve RM-876, Sid Harvey 156, 156B, 156C, Strainer Screeen & Cylinder SSC-779