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Bell & Gossett 186863LF Replacement Part

The Bell & Gossett 186863LF is a Series PD-35/PD-37, Series 60 “AA”, Series 1522 bearing assembly (P/N 186863LF, oil-lubricated). This page covers a genuine replacement part — not a whole pump. Below: fitment, kit contents, and what to check before ordering.

Fitment & kit contents

Part number186863LF
FitsSeries PD (PD35S 105089 through PDB37T 105104), Series 60 bronze-fitted/all-bronze 1AA / 1-1/4AA / 1-1/2AA / 2AA, Series 1522 3/4AAB / 1AAB / 1-1/4AAB / 1-1/2AAB
TypeOil-lubricated; includes bearings, shaft, sleeve, seal kit (118681LF), volute gasket, oil tube
Replaces186863 (discontinued 11/11/2011), 186864, 118478, PD2Z12351

Companion part: seal kit 118681LF is included in this kit. Quote a spare 118681LF seal kit.

Confirming the right part

This is a replacement part, not a whole pump. Before we quote, compare these fields on your failed pump's tag. If any of them differ, send us a photo and we'll match it exactly rather than guessing:

Other Bell & Gossett models

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Send the part number off your failed pump. We'll confirm the fitment and quote the 186863LF with availability and lead time.

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