Description 2 x 2 tri clamp in & out Y-Ball check valve 10 1/4 inch overall length 2 inch inlet 2 inch outlet 2.5 clamp fitting for ball removal or air blow EPDM rubber coated Stainless steel ball - coated with High Temp EPDM rubber Mount horizontally only - typically right after the milk transfer pump. No need for flapper check valves 316 Stainless Steel 4999-1001-351 SP45BY-2 all spare parts available - Made in USA by Stainless Products Spare Parts 4999-1001-352 Rubber coated ball with green dot 4999-1001-364 air check valve for 2.5 inch port 17132 Heavy Duty Clamp for 2.5 inch Triclamp Fittings 1000-005 BUNA Rubber Gasket 1000-028 - 2.5 inch Silicone Gasket 1000-008 - 2.5 Teflon Gasket 17131 Heavy Duty Clamp for 2 inch Triclamp Fittings 1000-002 BUNA rubber gasket (this item) 1000-007 Teflon Gasket 1000-027 Silicone Gasket 12/22