SIERRA Johnson / Evinrude Propeller Shaft Oil Seal – 18-2059

Description

SIERRA Johnson / Evinrude Propeller Shaft Oil Seal – 18-2059

Sierra 18-2059 is a replacement lower-unit oil seal for selected Johnson, Evinrude and OMC gearcases. It is sized for a 0.750-inch shaft and 1.126-inch housing bore and is commonly identified by OMC 321466.

• Propeller-shaft/lower-unit oil seal for OMC-family gearcases.
• Outside diameter: 1.126 in (28.6 mm).
• Shaft diameter: 0.750 in (19.05 mm).
• Width: 0.200 in (5.1 mm).
• Check propeller shaft sealing surfaces and fishing-line damage when replacing a failed seal.

For marine drive and engine service parts, fitment can vary by model, serial number, gear ratio, casting and prior service history. Compare the original OEM number and physical configuration before installation, and replace related seals, bearings, locking hardware or cable components when their condition requires it.

Specifications

• Manufacturer: Sierra
• Part Number: 18-2059
• Application: Selected Johnson/Evinrude outboard and OMC lower-unit applications using OEM 321466 / 0321466.
• Outside Diameter: 28.6 mm (1.126 in)
• Shaft Diameter: 19.05 mm (0.750 in)
• Width: 5.1 mm (0.200 in)
• Part Type: Gearcase oil seal

Interchange / OEM References

• GLM: 86160
• Mallory: 9-76205
• Johnson / Evinrude / OMC: 321466, 0321466