Teledyne Laars B&G Pump 3/4 h.p. 5-1/4" impeller *
This pump is used on these Mighty Therm and
Pentair models:
AP500, AP600, AP715, AP850, AP1010, AP1200, AP1430,
AP1670, AP1825, IW1430, IW1670, MT1825, PH1430,
PH1670, PH1825, PM1430, PM1670, PM1825,
PW1430, PW1670, PW1825.
This pump is the direct replacement for these prior Part Numbers:
A0047300, A0071400, A2000900, A2001900, A2089200, A2089300.
*When replacing an Armstrong pump with the B & G pump you must use the R20607600 pump housing kit. The pump housing kit will convert boiler and allow the B & G (Bell & Gossett) pump to fit.