U9-359 Air Release/Drain Plug O-Ring for Sta-Rite/Pentair Posi-Flo II, Dyna-Glas, Dyna-Jet, Dyna-Max, Max-E-Glas, O-39 (2-Pack) Part Description: Posi-Flo II Separation Tank Air Release O-Ring/JWPA Pipe Plug O-Ring/Drain Plug O-Ring For Dyna-Glas, Dyna-Jet, Dyna-Max, Max-E-Glas Inside Diameter: 1/2" Outside Diameter: 11/16" Cross Section: 3/32" Compatible Part Numbers: 017437, 07-2555, 07-4021, 11206, 1137, 12690-09, 1269009, 171051005, 171851306, 192115, 201-010, 201010, 205-104, 205104, 2112, 25010-0200, 273011, 27515-154-350, 28-828-675, 29-113, 29113, 2923541220, 30-828-750, 30-828-756, 303-0174, 308-1001, 308-1009, 3081001, 31-0943-03-R, 31-1609-06-R, 352701812, 39960148, 47-0112-00-R, 47011200, 47011200R, 510031, 51003100, 6020006, 805-0112B, 8050111, 8050112, E-45, E45, LE45, LLE45, O-2024, O-2519, O-39, O39, P-40, P-62112, P-88, P40, P6020, P62112, POL2013293, R0446000, R0537000, R0552000, U178-920P, U9-147, U9-359, U9158, U9359, 35-102-3052, ALDO-39-0, APCO2216, PAC-051-2921 U9-359 Air Release/Drain Plug O-Ring for Sta-Rite/Pentair Posi-Flo II, Dyna-Glas, Dyna-Jet, Dyna-Max, Max-E-Glas, O-39 (2-Pack) Part Description: Posi-Flo II Separation Tank Air Release O-Ring/JWPA Pipe Plug O-Ring/Drain Plug O-Ring For Dyna-Glas, Dyna-Jet, Dyna-Max, Max-E-Glas Inside Diameter: 1/2" Outside Diameter: 11/16" Cross Section: 3/32" Compatible Part Numbers: 017437, 07-2555, 07-4021, 11206, 1137, 12690-09, 1269009, 171051005, 171851306, 192115, 201-010, 201010, 205-104, 205104, 2112, 25010-0200, 273011, 27515-154-350, 28-828-675, 29-113, 29113, 2923541220, 30-828-750, 30-828-756, 303-0174, 308-1001, 308-1009, 3081001, 31-0943-03-R, 31-1609-06-R, 352701812, 39960148, 47-0112-00-R, 47011200, 47011200R, 510031, 51003100, 6020006, 805-0112B, 8050111, 8050112, E-45, E45, LE45, LLE45, O-2024, O-2519, O-39, O39, P-40, P-62112, P-88, P40, P6020, P62112, POL2013293, R0446000, R0537000, R0552000, U178-920P, U9-147, U9-359, U9158, U9359, 35-102-3052, ALDO-39-0, APCO2216, PAC-051-2921