supply of spares mech . seal of m/s ebipl , list of item ( s ) / work ( s ) as per tender documents , o ring - mating ring ib , p/n-111 . 31 , seal ring assy . ob , p/n-100 . 02 , o ring - seal ring ob , p/n-111 . 22 , o ring - collar , p/n-111 . 50 , o ring - seal housing , p/n-111 . 63 , o ring - gland , p/n-111 . 05 , o ring - sleeve , p/n-111 . 04 , seal assy epil y13 d20 c/tc p/n 1 , gskt slev epil y13 d20 c/tc p/n 7 , seal assy c/f epil y13 d26c/tc p/n 1 , mating ring tc epil y13 d26c/tc p/n 2 , o ring ptfe epil y13 d26c/tc p/n 3 , gskt ss epil y15 d20 tc/tc p/n 4 , pin anti rotation collar , p/n 250 . 06 , screw , p/n 944 . 16 , seal ring assy . ib , p/n 1 , o ring , p/n 2 . 1 . 2 , mating ring ob , p/n-300 . 02 , seal face , p/n 1 . 1 , seat , p/n 2 , slev , p/n 4