supply of general maintenance kit for a-9 as per (1)inlet and exhaust valve assy. a9 & sa9, ftrtil pt. no. 790502106, qty.-01 set (2) exhaust valve seat assy. 01 no., ftrtil pt. no. 502108000, wabco cat. no. 563967 (3)o ring 15.875x19.050x1.588- 01 no., ftrtil pt. no. 502709000, wabco cat. ngeneral maintenance kit for a-9 as per (1)inlet and exhaust valve assy. a9 & sa9, ftrtil pt. no. 790502106, qty.-01 set (2) exhaust valve seat assy. 01 no., ftrtil pt. no. 502108000, wabco cat. no. 563967 (3)o ring 15.875x19.050x1.588- 01 no., ftrtil pt. no. 502709000, wabco cat. n,general maintenance kit for a-9 as per (1)inlet and exhaust valve assy. a9 & sa9, ftrti l pt. no. 790502106, qty.-01 set (2) exhaust valve seat assy. 01 no., ftrtil pt. no. 502108000, wabc o cat. no. 563967 (3)o ring 15.875x19.050x1.588- 01 no., ftrtil pt. no. 502709000, wabco cat. no. 564056 (4)spring-exhaust valve- 01 no., ftrtil pt. no. 502806000, wabco cat. no. 561135 (5)o ring 14.288x19.050x2.381- 02 nos., ftrtil pt. no. 502702000, wabco cat. no. 531868 (6)inlet valve assy. - 01 no., ftrtil pt. no. 502105000, wabco cat. no. 564377 (7)exhaust valve seat sa9- 01 no., ftrtil pt. no. 503401000, wabco cat. no. 561354 (8)cam dog assy.- 01 no., ftrtil pt. no. 502113000, wab co cat. no. 561390 (9)cam dog- 01 no., ftrtil pt. no. 502815000, wabco cat. no. 562381 (10)latch- a9 & sa9- 01 no., ftrtil pt. no. 502818000, wabco cat. no. 562376 specn. swil pt. no. 790502229 [ warranty period: 30 months after the date of delivery ] ]