Prop Spacer - Sierra Marine Engine Parts (18-4231)

Your boat needs only the best marine accessories that will provide excellent performance and last a long time. The Seastar solutions made it possible by ensuring that your boat has the necessary adventure drive.

When the inner hub of the prop is unable to keep its shape, Prop Spacer - Sierra Marine Engine Parts (18-4231) aids the alignment of the propeller to the shaft, but only at the aft end of the propeller. The spacer bears reverse thrust loads and prevents the inner hub from sliding aft with its vast surface area. Prop Spacer - Sierra Marine Engine Parts (18-4231) also bears reverse thrust loads and prevent the inner hub from moving aft with its enormous surface area.

Key Features:

• It has been proven and tested for long-term use and efficiency.
• It is built to withstand rough marine conditions.
• It aids prop-to-shaft alignment when the inner hub cannot maintain its shape.
• It also carries reverse thrust loads and keeps the inner hub sliding backward.

Product Specifications:

• SKU: 18-4231
• UPC: 030999237255
• Weight: 0.24 LBS
• Alternate Products SKU: "320570", "11-00574", "18-4231"
• This product replaces: 47-4231, GLM22190, 3-74975, AP574, 3099923725, 30999237255, 9-73905, 92-22190

Prop Spacer fitting Johnson/Evinrude Outboard and OMC Sterndrive applications

This product replaces:

47-4231, GLM22190, 3-74975, AP574, 3099923725, 30999237255, 9-73905, 92-22190