supply of 4 yearly overhauling kit for trident make air dryer , 4 yearly overhauling kit for trident make air dryer consisting of 13 items as follows: 1) ad433 filter element 8qu 15 095= 01 no. 2) cd668 cup top filter = 01 no. 3) cd669 cup bottom filt er = 01 no. 4) as443 spare kit filter bottom i) co084 o ring (26.7 x 1.78) = 01 no. (ii) co086 o ring (88.57 x 2.62) = 01 no. 5) as444 spare kit valve double poppet = 01 no. i) ad1590 poppet assly = 0 2 nos. ii) co 009 o ring (31.6 x 2.4) = 01 no (iii) co083 o ring (41.00 x 1.78) = 01 no. (iv) co085 o ring (34.59 x 2.62) = 01 no. (v) co087 o ring (3 x 1.25) = 02 nos. (vi) cd675 filter bottom spring = 01 no. 6) as445 spare kit valve shuttle, (i) cc146 circlip b-45ss = 02 nos (ii) cd662 inlet shuttle = 0 1 no (iii) cd663 outlet shuttle = 01 no, (iv) co079 o ring (39.34 x 2.62) = 08 nos, 7) as446 spare kit purge valve = 02 nos, (i) ad1589 poppet assly = 01 no, (ii)cd661 exhaust spring = 01 no, (iii) co 00 2 o ring (28.17 x 3.53) = 02 nos (iv) co009 o ring (31.6 x2.4) = 01 no, (v) co034 o ring (3.5 x 1.25 ) = 02 nos (vi) co067 o ring (10 x 2.62) = 01 no. (vii) co 079 o ring (39.34 x 2.62) = 01 no. (viii) c o 080 o ring (41.00 x 2.5) = 01 no. 8) cd 671 bag cartridge desiccant = 02 nos. 9) cd 673 spring c ompactor = 02 nos, 10)as447 spare kit seals tower = 01 no, (i) ag 028 gasket filter tower = 02 nos , (ii) cd192 gasket drying tower = 04 nos, (iii) co 034 o ring (3.5 x 1.25) = 01 no, (iv) co 082 o rin g (46 x 6.0) = 01 no, 11) ad 925 humidity indicator-3-r1 = 02 nos, 12) as 079a gasket pad amisco s olenoid valve = 02 nos, 13) as 709 spares kit seals controller box = 01 no, (i) ad 1013 controller bo x gasket = 01 no, (ii) ad 1014 controller cover gasket = 01 no, (iii)co 073 o ring (18.77 x 1.78)= 0 1 no. (iv)co 091 o ring (15 x 2.0) = 01 no. ]