part number: MS28775-326 MS28775-326 HYDRAULIC PACKING O-RING Preformed hydraulic packing O-ring Material: Rubber For dynamic or static use up to 275° F Supercedes part number AN6227-29 Dimensions: A: 1-19/32 inch inside diameter B: 13/64 inch MSRP: Now: $2.14 Add to Cart part number: MS28775-326 MS28775-326 HYDRAULIC PACKING O-RING MSRP: Now: $2.14 Add to Cart