U9-375 V26-365 O-12 Lid O-Ring for Pentair Sta-Rite Pool and Spa Pumps (10-Pack) Fits: Sta-Rite (Pentair) Dura-Glas, Dyna-Wave, Maxi-Glas, Max-E-Pro Pool and Spa Pumps Inside Diameter: 6-3/16" Outside Diameter: 6-3/4" Cross Section: 1/4" Cross Reference: 004393, 07-1421, 071421, 35505-1440, 39960138, 47-0438-07-R, 47043807, 71421, 92200010, AF-10-01, AQF1015150, HAY1012066, O-12, O-2247, O12, P-24025, P24025, PUR1013399, SP3000S, SPX3000S, U9-375, 90-423-5438, ALDO-12-0, APCO2390 U9-375 V26-365 O-12 Lid O-Ring for Pentair Sta-Rite Pool and Spa Pumps (10-Pack) Fits: Sta-Rite (Pentair) Dura-Glas, Dyna-Wave, Maxi-Glas, Max-E-Pro Pool and Spa Pumps Inside Diameter: 6-3/16" Outside Diameter: 6-3/4" Cross Reference: 004393, 07-1421, 071421, 35505-1440, 39960138, 47-0438-07-R, 47043807, 71421, 92200010, AF-10-01, AQF1015150, HAY1012066, O-12, O-2247, O12, P-24025, P24025, PUR1013399, SP3000S, SPX3000S, U9-375, 90-423-5438, ALDO-12-0, APCO2390