supply of endless v-belt , endless v-belt (precision built belt) having polyster cord reinforcement and out side poly cot fabric coated with polychloroprene with oil resistant and anti-static low stretch properties in size c- 122 to rdso specification no. rdso/pe/spec/ac/0059-2004 [rev-0] with amendment no. 1, with only 2 sucessive grading nos. in a matched set of 12 belts and the grading nos. falling within the range of 4 8 to 52 preferably all the same nos. in each set. [ warranty period: 30 months after the date of deliv ery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]