Gasket Kit, Compatible with Pump Type Flange, In-Line Circulating Pumps, Compatible with Series 100, Compatible with Series Family 110-113, Gasket Inner Diameter 2 in, Gasket Material EPDM, Gasket Thickness 0.13 in, Includes (2) Gaskets, (4) O-Rings, Compatible with Brand Taco, Compatible with Grainger Part Number 30K933, 30K936, 30K942, 30K946, 30K958, Compatible with Manufacturer Model Number 110-24S, 111-8, 112-14, 113-4S, 113-C4