bids are invited for supply of mechanical seal spares carbon seal ring primary seal part no. 3 carbon seal ring secondary seal part no. 3 insert (tung car) part no.2a insert (tung car) part no. 2 set of packing consists of: a) item no.6 insert mtg. (outer), b) item no. 6a insert mtg. (inner), c) item no. 11 sleeve gasket, d) item no. g gasket 2 no, c) item no. p & p1 shaft packing compression unit primary (inner) seal compression unit no secondary (outer) seal shaft sleeve for mech seal part no. 10 rotary face part no. 15 set of gasket/o-ring for mech seal consisting of part no. 13,18,19,76 spring holder pt.no. 17, moc-ss316 total quantity : 56