Buck Algonquin Split Shaft Couplers

 4"YS split shaft couplers are cast from ductile iron and precision machined to SAEJ755 specifications. 

 Fits Yanmar marine transmissions.

• 4" flange diameter
• 3.070" bolt circle
• 4 x 10mm" bolts
• 1.966" male pilot ring
• 2" length
• Comes with pinch bolts, flange bolts and set screw
• Cross reference:  Walter 4YS
•  Model # 50400YS

 

Note: Coupler finish may be either gray paint or gold zinc plating.

All couplers must be fit and faced to the propeller shaft.

Can't find what you are looking for or have questions?  Call 800-634-8318 or e-mail.