Gear Pump Assembly - Two-Section Splined Shaft, 4-Bolt Flange - Used

Application: Two-section gear pump assembly (fuel transfer or hydraulic gear pump) with splined input shaft and 4-bolt diamond flange - suspected Caterpillar 3500-series fuel transfer pump group, unconfirmed. Condition: Used take-off, sold as-is, no visible cracks or major damage; shaft rotation and internal condition not bench-verified. 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.