【151122 O-Rings are compatible with the following filter housings:】
Aqua-Flo H-PR-10BV-1
APEC HBB-20/HBB-10 series (input sizes: 3/4", 1", 1.5"), HBC-20/HBC-10 series (input sizes: 3/4", 1", 1.5")
Ace Hardware 49561
Ametek Kleen-Plus HD-10-R50, BBS
American Plumber W10-PR, 152014, W2010-PR, 152015, W15-PR, 152016, W2015-PR, 152017, WWHC, 152022
AO Smith AO-WH-PRL
Culligan HD-950, HD-950A; Omnifilter BF7
for Pentair Big Blue Heavy Duty Series
(150469, 150470, 150467, 150468, 158799, 150237, 150238, 150233, 150234, 150239, 150240, 150235, 150236, 150671, 150426, 150383, 150672, 150639),
Big Blue with Drain (150689, 150690),
PBH Series Bag Filter Housings (150360, 150367, 150338, 150337), #10 and #20 (4.5x10” and 4.5x20”)
Big Blue (142928 REV B NV13, 150233, 150234, 150235, 150236, 150237, 150238, 150239, 150240, 150383, 150426, 150467, 150468, 150469, 150470, 150639, 150671, 150672, 150686, 150687, 150688, 150689, 150690, 150691, 158799, BBFS-22, BBFS-222)

【151122 O-Rings are a direct replacement for the following other brand part numbers:】
Ace Hardware 4001756
American Plumber 152032, W10-OR
A.O. Smith AO-WH-LG-OR (also called 1074315)
APEC O-RING-HB
Ametek Kleen-Plus 151122-03
Culligan OR-100, 151122-27, 01019189
HomeMaster #Oring122
151122, BB BUNA-N