supply of heavy duty air cylinder 2a series , heavy duty air cylinder 2a series to size 4 bore, 16 stroke, 1-3/8 rod dia, both ends cushioned, head rectangular flange mount, rod end female thread to size 1 14 tpi wit h removal stud to m/s parker model no 4cj2aluv39ac16 or exactly similar. note: 1)piston r od and gland seals shall be of m/s parkar make only. 2) documentary evidence shall be furn ished along with the supply for having procured seals and gland from m/s parker or their authorised dealers. 3)firm should furnish inspection / test certificate along with the suppl y. 4) firm should furnish warranty / guarantee certificate for their product for a period o f 18 months from the date of delivery or 12 months from date of fitment whichever is earli er. [ warranty period: 18 months after the date of delivery ] ]