Spare parts, durable and easy to install. Fine workmanship and perfect style. This listing is for one new impeller equivalent to the following part numbers: 09-1027B, 09-1027B-1, 3588256, 1210-0001, 18-3081, SIE-18-3081, 89540, 9-45703, Onan 132-0162, 0460038, 825940, 860203, 3855546, 3858256, 3862281, 21213660, 876243, 3862567, 3856039, 877400, 875811-2, 3856029, 21951346, 129470-42530. Fits pump models: 1673-0001, 1673-9001, 1673-9051, 1673-0003, 1673-1001, 1673-1003, 1673-9003, 3270-0001, 3270-0003, 3290-9001, 3380-0001, 3480-9002, 3480-9011. Compatible with: AQ 150A, B, 175A, 200C, D, F, 211A, 225C, D, F, 231A, 255A, B, 260A, 271A, C, 290A, 311A, B, 430A, B, 431A, 500A, B, 501A, B, 570A, 571A, 572A. Fits Indmar F5b Raw Water Pumps. Specifications: - Diameter: 2-1/4 inches - Width: 1-1/4 inches - Shaft diameter: 5/8 inch - Drive type: 12 Pt. Spline Drive - Blade count: 12 - Material: Rubber - Color: Black Package includes: 1 x Water Pump Impeller Note: The package includes only the items listed above. Other products are not included. Due to lighting and display differences, the item color may vary slightly from the images. Measurement may vary by +/- 1-3 cm.