Bosch Rexroth 0490394508 Seal Kit WL57-1

The Bosch Rexroth 0490394508 Seal Kit is a genuine spare-part set for Bosch Rexroth/Aventics pneumatic cylinders, designed to replace worn or leaking seals and restore cylinder sealing performance. Cataloged as 0490394508, the kit is described as a SEAL KIT for PNEUMATIC CYLINDER SEALS and is associated with the 167/168-050 seal configuration. Bosch Rexroth/Aventics branding appears on distributor listings for this part, confirming its origin as a Rexroth spare part. The product title includes WL57-1, indicating a specific cylinder family; buyers should verify fitment for their exact WL57-1 model by cross-referencing the part number 0490394508 with their cylinder documentation. This seal kit is intended for industrial automation contexts that rely on accurate pneumatic actuation and repeatable motion, where maintaining seal integrity is essential to performance. When purchasing, ensure the correct part number to avoid mismatch with other Rexroth seal kits, and follow proper installation procedures to preserve seal life and cylinder efficiency.