supply of hydraulic oil hlp-68n , hydraulic oil hlp-68n. specification: anti wear hydraulic oil, extra heavy-duty type conforming to specification is:11656-1986 or latest, reaffirmed 2002, with viscosity grade vg68, with aniline point 90 degrees cen, minimum for all grades in place of seal compatibilit y test and nas-1638 value 6 or lower achievable by super clean method. supply of oil shall be in non-returnable hdpe barrels of 210 litres c apacity each. make: hpcl, iocl, bharat shell, balmer lawrie, bpcl and gulf oil corporation only. [ warranty period: 6 months after the d ate of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]