Mechanical seal for High Speed Pump (METAL BELLOWS) Mechanical seal for High Speed PumpType: SY0504AB ( Similar to SE05AA04A)STATIONARY ASSEMBLYSTATIONARY RING: RESIN IMPREGNATED CARBON GRAPHITEMETAL BELLOWS: 17-4PH, AM350METAL PARTS: SS316ROTARY TYPE:51A, 51B, 51C, 51D ... etc.ROTARY RING MATERIALS: TC Mechanical seal for High Speed Pump