set of rubber spare of a9 consisting of 8 items 1 o ring part no 531868 2 nos 2 o ring part no 526388 1 no 3 o ring part no 524614 1 no 4 o ring part no 56 4056 1 no 5 diaphragm part no 526346 1 no 6 o ring part no 523734 2 nos 7 gasket part no 560009 1 no 8 seal part no 557396 1 no to wabco kit no 562251 specn rdso r 48 88 warranty period 30 months after the date of delivery quantity tolerance 5 age item category normal total po value variation permitted max 8 lacs