ATS 3882 3/4 Cylinder Base Wrench

The ATS 3882 3/4 Cylinder Base Wrench is a thin-wall engine maintenance wrench for access to 3/4-inch cylinder base nuts in restricted areas around aircraft cylinders.

Part number 3882-3/4 is part of the ATS 3882-series of cylinder base nut wrenches. The forged and tempered alloy-steel construction is finished with industrial chrome plating to support surface-wear resistance and corrosion protection.

• 3/4-inch size
• Approximately 381 mm span for clearance around tall cylinders
• Approximately 3.5 mm thin-wall profile for close access near the cylinder casing
• 12-point end for hex and 12-point nuts
• 1/2-inch square-drive interface
• Specified by the supplied product information for Lycoming wide-deck engines and Lycoming IO-390D and IO-390D2 engines; also stated for certain older Continental A-series engines

Suitable for maintenance personnel requiring a dedicated cylinder base wrench where access and controlled torque application are important. Confirm the required nut size and applicable engine maintenance data before use.