Material specification for sleeve is qq-c-390b alloy c96400 type 2
No other part numbers with same form, fit, and function found.
A tubular part installed over the periphery of ship's main propulsion shafts which are exposed to salt water, i.E., propeller shafts intermediate shafts and stern tube shafts, in order to provide a bearing surface in way of water-lubricated stern tube and strut bearings.
Classification: Parts for compression-ignition internal combustion piston engines (diesel) for marine propulsion
NSN 5996-01-289-0493
NSN 5925-01-540-3541
NSN 5945-00-102-3987
NSN 5960-00-032-9715
NSN 5855-01-542-9059
NSN 6645-01-598-8118
NSN 7035-01-627-3521
NSN 5835-01-046-9615
NSN 5985-01-632-6609
NSN 5925-01-422-6783
NSN 5950-01-008-2587
NSN 6150-01-538-6033