New, old stock, in original box. National Oil Seals #380003A National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 70 years. Our design team keeps pace with the industry and provides advanced solutions for today?s vehicles. Temperature range: -100F to 450F: -73C to 232C Triple barrier contamination system for the ultimate in dirt exclusion Proprietary PTFE compound endures extreme temperatures, compatible with mixed lubricants and has the lowest friction Patented, lay-down bi-directional sealing lip provides a greater sealing surface especially during wheel end movement Gold 38 Series seals features advanced technology