Quick view Add to Cart Hydraulic Motorpump - Shaft Seal Mating Ring Material Change in Electric Motor - Part 405893 - Model MPEV3-032-1D Document Part Number: Service Bulletin No. 910304-4 Number of pages: 2Part Number: Service Bulletin No. 910304-4Revision Date: 25-July-1975Description: Manufactured By: Sperry Vickers MSRP: Was: Now: $15.00