Description Additional Info Product Reviews Rectangular Sealing Ring, 2.984 in I.D. x 0.073 in C/S x 0.125 in Thick 75.793 mm I.D. x 1.854 mm C/S x 3.175 mm Thick, Cross References:Caterpillar: 8H2778 UPC: 193807081447 Condition: New Weight: 0.03 LBS Mfr Part Number: 321349