supply of maintenance kit of pressure regulator valve, model-rfrsm-4 of make siemag, consisting of 12 items as per annexure-x. make/brand-siemag. details annexuremaintenance kit of pressure regulator valve, model-rfrsm-4 of make siemag, consisting of 12 items as per annexure-x. make/brand-siemag. details annexure,maintenance kit of pressure regulator valve, model-rfrsm-4 of make siemag, consisting of 12 items as per annexure-x. make/brand-siemag. details annexure x are as follows: [1]piston o r ing part no.0-846025/ps-1no.[2] piston cup part no.0-846030-01no.[3]bowl o ring part.no.0-046013-0 1no. [4]plunger assly.part no.rmx-pl-01 no [5]deflector element gasket part no.dbgn-3441- 01no.[6] plain baffle gasket part.no.pb g 2533- 01no.[7] lock pin and spring part no.rmx cl4-01no [8]combina tion bottom nut part. no.cbn-4-01no.[9]body centre o ring with brass seating part no.rmx 08-01no.[1 0]drain cock o ring dcor- 01no.[11]deflector body gasket part no.dbg-3337-01no.[12]teethed baffle part no.fmx tb4 -01no. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] electric loco shed stores/src, west bengal 20.00 set