supply of regulating equipment (atd) - three pulley type with modified pulley grooveregulating equipment (atd) - three pulley type with modified pulley groove,regulating equipment (atd) - three pulley type with modified pulley groove (3:1 ratio) ( with use of nbc ball bearing 6305 llu (part-i) or skf ball bearing 6305-2 rs1 (part- i) or fag ball beari ng 6305- 2rsr (part-ii) in regulating equipment) conforming to spec: ti/spc/ohe/atd/0060 rev.2, drw : ti/drg/ohe/atd/rdso/00001/99/2, ti-spc-ohe-atd-tdso-00001-99-3, str: ti/str/027 rev.3 [ warr anty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]