supply of set of spares for tap changerset of spares for tap changer,set of spares for tap changer. set consists of 04 items as follows: 1) rubber gasket to river/ anantashree part no. s4701.11 /g4701.11 and river drg. no. re-144023-p2 ; qty:20 nos. 2) rubber gasket to river/anantashree part no. s4701.15 /g4701.15 and river drg. no. re-144023-p1 ; qty:20 nos. 3) hollo w screw to river/anantashree part no. s3405/g1703 and river drg. no.am-400426-p2 ; qty:50 nos. 4) oil p iping complete to river/anantashree part no. s3423a/g3423a and river drg. no.swt-335068-r1 ; qty:20 nos. note: the above material is a child part of tap changer. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]