Oil Seal with Rubber Exterior 26x37x7 mm in NBR with one Seal-lip, one Dust Lip and Spring. Athena supplies the widest range of replacement gaskets available on the market, strong in over 40 years of experience in this sector. Athena’s products are based on a solid know-how, continuous technological development, achieved by its in-house team of engineers and designers, and production that keeps strictly to parameters required by OEMs.