Prop Shaft Coupler Nut for 3431934 - Marine Hardware

Replace a worn or damaged fastener with this prop shaft coupler nut designed for a secure, dependable connection on compatible marine drivetrains. Built to match the fit and function required for prop shaft 3431934, this coupler nut helps keep your shaft-to-coupling assembly properly tightened for smooth power transfer and confident operation.

• Product type: Shaft coupler nut
• Compatibility: Prop shaft 3431934
• Use: Secures the coupler connection on the prop/drive shaft assembly
• Brand/Vendor: Marine Hardware

Notes: Please confirm the part number (3431934) and thread/fitment requirements for your specific application before ordering, as marine driveline components can vary by model and year.

FAQ
Is this nut compatible with other prop shafts?
This listing is intended for prop shaft 3431934. If you have a different shaft or coupler, verify measurements and part references prior to purchase.
Is this the full coupler assembly?
No—this product is the coupler nut only.