U.S. Seal Shaft Seal [PS-3868] [3/4" Shaft] [Viton] grundfos where maintaining dependable internal positioning

where maintaining dependable internal positioning and support is essential to overall filtration reliability

supporting proper indoor venting behavior

Use part number MTB-311A to help confirm the correct match

Useful for repairs and rebuilds

U.S. Seal Shaft Seal [PS-3868] [3/4" Shaft] [Viton] grundfos where maintaining dependable internal positioningThe U. S. Seal PS 3868 shaft seal is designed for compatible 3 4 inch shaft applications and features Viton sealing material for service work that demands a more premium seal option. In larger shaft pumps, rebuild quality depends heavily on using the correct wear parts, and the shaft seal is one of the most important parts to get right. This replacement is especially useful when the original seal has begun to leak, shows advanced wear, or the