Pressure Regulators Design , Engineering , Manufacturing , Procurement Of Materials And Bought Out Components , Assembly At Shop , Inspection Including Inspection By Tpia , Testing At Manufacturers Works , Packing , Supply Of Pressure Regulators , Pressure Regulator Pressure Regulator - As Per Doc . No . 081757C001-701-Sp-1542-003 , Tag Nos- 701-Pcv-5401 N , Mandatory Spares For Item No-1 , Tag No 701-Pcv-5401N -One Number Of Repair Kit Consisting Of Orifice , Plug , Spring , Gasket , Diaphragm , O-Ring For Each Valve . , Mandatory Spares For Item No-1 , Tag No 701-Pcv-5401N -10 % Or Minimum 1 Nos . Of Each Type/Size , Rating , Etc . Of Trim Set Consisting Of Seat , Seat Ring / Seal Ring , Plug With Stem , Cage ( Wherever Applicable ) , Packing Material For Each Valve To Be Provided As Spare . , Mandatory Spares For Item No-1 , Tag No 701-Pcv-5401N -10% ( Subject To Minimum Of 1 ) Of Accessories Like Quick Exhaust Valves And Temperature Dependent Fuses , O Rings Of Actuators Etc . , Pressure Regulator Pressure Regulator - As Per Doc . No . 081757C001-701-Sp-1542-003 , Tag Nos- 701-Pcv-6101 N , Mandatory Spares For Item No-1 , Tag No 701-Pcv-6101N -One Number Of Repair Kit Consisting Of Orifice , Plug , Spring , Gasket , Diaphragm , O-Ring For Each Valve . , Mandatory Spares For Item No-1 , Tag No 701-Pcv-6101N -10 % Or Minimum 1 Nos . Of Each Type/Size , Rating , Etc . Of Trim Set Consisting Of Seat , Seat Ring / Seal Ring , Plug With Stem , Cage ( Wherever Applicable ) , Packing Material For Each Valve To Be Provided As Spare . , Mandatory Spares For Item No-1 , Tag No 701-Pcv-5401N -10% ( Subject To Minimum Of 1 ) Of Accessories Like Quick Exhaust Valves And Temperature Dependent Fuses , O Rings Of Actuators Etc .