We want buy shaft seal, at below, we need all togetherplease informations us all item oil saels FOB prices for these numbers and sizesit must be only Viton1- OEM (MAN) number : 81.96503.6000CORTECO number : 12019683 B ELRING number : 457.300 size : 139 x 175 x 205 mm Viton2-OEM (MAN) : 81.96503.0398CORTEGO number : 12020157 BELRING number : 009.310size : 135 x 175 x 18 mm Viton3- 81.96503.0442size : 145 x 175 x 13 mm Vitonif you produce according to these features please informations us FOB price for each 1000 pieces by e-mail.