Splined Drive Coupling / Sun Gear - Marine Diesel - Used

Application: Splined drive coupling / small sun-gear style component from marine diesel engine or transmission inventory. Exact engine/transmission application not confirmed — no legible part number or tag on the piece. Condition: Used take-off, sold as-is. External teeth show light wear with minor edge chipping; internal splines intact; surface oil residue and light corrosion typical of service use. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.