This fits your .
577-C483 Features: -For servicing seal and packing nuts on hydraulic cylinders. -Opening Type: Pin. -Handle Type: Flat. -Material: Forged Alloy Steel. Use: -Adjustable Wrench/Spanner Wrench. Quantity: -Single. Product Type: -Wrenches. Dimensions: Overall Product Weight: -0.61 Pounds.
Designed for servicing seal and packing nuts on hydraulic cylinders
Stanley Proto JC483 Adjustable Face Spanner Wrench 3" Capacity - B002759GP6