bids are invited for seal kit set for torque tight hydraulic torque wrench piston seal 15s-sl5044-0550-t46 part no. htw-15s - 29 of torqtight make hydraulic torque wrench model no. htw- 15s. , 9_supply of piston wear ring 15s-sl5906-0550-47a part no. htw-15s - 30 of torqtight virgo make hydraulic torque wrench model no. htw-15s. , 10_supply of back up ring and o ring 15s-sl5322-0550-46a part no. htw-15s - 31 of torqtight virgo make hydraulic torque wrench model no. htw-15s. , 11_supply of swivel end cap sl5045-0250- 40 by 23.5x2.5x8x 2 part no htw-15s - 32 of torqtight virgo make hydraulic torque wrench model no. htw-15s. , 12_supply of coupler male 1 by 4 inch npt simplex part no. htw-15s - 33 of torqtight virgo make hydraulic torque wrench model no. htw-15s as per enclosed boq specification , 13_supply of coupler female 1 by 4 inch npt simplexpart no.htw-15s - 34 of torqtight virgo make hydraulic torque wrench model no. htw-15s as per enclosed boq specification total quantity : 22