supply of mechanical seall for p-304 & p-3001 pumps , supply of items as per following specifications , assembly seal mechanical for p-304 , p-3001 a / b as per drawing no . 2a-1 0280 r2 . seal size:2 . 375 , type:pto , code , eu5--vv , drawing no . 2a-10280r endor:m / s flowserve sanmar ltd . , compression unit ( in ) primary , p . no . 45a , part code - xexn2500nbn in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd . , compression unit secondary , p . no . 45 , part code - xexn2250nbs in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd . , carbon insert ( in ) primary , p . no . 2a , part code - y5fq25oolu3 in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd . , carbon insert secondary , p . no . 2 , part code - y5fq2250maz in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd . , mounting insert-primary-wedge ring for p-501a / b drawing no:2h-2 1318 part no-7a , insert mounting-wedge ring-teflon-secondary for p-501a / b , shaft packing primary 2 . 500 ( v rings ) drg no . 2h-20648-for pump p- a / b mfr-dura , part no: p1 , shaft packaging v ring in set of 2 nos . -teflon- secondary p-501a / b drawing no: 2h-20648 part no:p , seal ring ( in ) primary , tandem pt , 2 . 5 , part no . 3a , part code - kebt2500333 in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd . , ring o for insert holder of mech . seal of p-501 a / b as per drawing no . 2h-20648 . , seal ring secondary , tandem pt , 2 . 5 , part no . 3 , part code - kemt2250la3 in flowserve drawing no . 2h-20648 rev . 1 of mechanical seal for ammonia product pump p-501a / b . vendor - m / s . flowserve sanmar ltd .