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Sheave Boom C-400, C-42

Part #: Z5270
Acetal resin OEM sheaves for selected Catalina 400 and Catalina 42 MkII booms.
These sheaves were used as boom end sheaves at both the inboard and outboard ends of the boom. Below is a Inventory of the usage:
• (4) per Catalina 400 boom with F760-E in-mast furling mast and F810 boom
• (6) per Catalina 42 Mk II boom with non-furling F740 mast and F810 boom

• Outside diameter: 85mm (~3-11/32")
• Width: 20mm (~7/8")
• Requires plastic bushing (included): ID: 12mm (~1/2")

Since these spars are French, all of their products are metric. The fractional dimensions provided are the nearest equivalents.