Sierra Impeller Kit 223-3310, Replaces Onan 541-1519, Fits MDKAL/A/B, MDKBK, MDKBL, MDKBM, MDKBN Generators

The Sierra Impeller Kit 223-3310 is a replacement water pump impeller kit built for Onan marine generators. It is designed to replace Onan part number 541-1519 and restores proper raw water circulation through the generator's cooling system, which is essential for preventing overheating during operation. The kit is built with marine grade materials for reliability in the harsh marine environment the generator operates in.

This impeller kit fits Onan MDKAL/A/B, MDKBK, MDKBL, MDKBM, and MDKBN generator models. It is supplied as a single unit count and is finished in white. Sierra has been supplying engine and drive parts to the marine industry for 50 years, and its parts are engineered to meet or exceed the performance of the original equipment they replace. Every Sierra part qualifies for Sierra's customer satisfaction warranty, which covers defects in workmanship and materials for the useful life of the product, subject to additional terms and conditions.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 223-3310
• OEM Equivalent Part Number: 541-1519
• Product Type: Generator Impeller Kit
• Weight: 0.1 pounds
• Color: White
• Material: Marine grade materials
• Unit Count: 1
• Fitment: Onan MDKAL/A/B, MDKBK, MDKBL, MDKBM, MDKBN

Fitment

• Onan MDKAL/A/B
• Onan MDKBK
• Onan MDKBL
• Onan MDKBM
• Onan MDKBN

Replaces (OEM)

• Onan 541-1519

Frequently Asked Questions

What does the Sierra 223-3310 impeller kit fit? The Sierra 223-3310 fits Onan generator models MDKAL/A/B, MDKBK, MDKBL, MDKBM, and MDKBN.

What OEM part number does this impeller kit replace? This kit replaces Onan part number 541-1519.

Is the Sierra 223-3310 an OEM Onan part or aftermarket? It is an aftermarket replacement built by Sierra to replace Onan part 541-1519, engineered to meet or exceed the performance of the original part.

How much does the impeller kit weigh? The Sierra 223-3310 impeller kit weighs 0.1 pounds.

What color is the impeller in this kit? The impeller supplied in kit 223-3310 is white.

What materials is the Sierra 223-3310 impeller made from? It is built with marine grade materials for reliability in the marine environment the Onan generator operates in.

How many impellers are included in the kit? The Sierra 223-3310 kit includes a unit count of 1.

Why does the impeller in my Onan generator need to be replaced? The impeller is a wear part in the generator's raw water pump; a worn or damaged impeller reduces cooling flow, and the Sierra 223-3310 restores proper water circulation by replacing Onan part 541-1519.

Does Sierra offer a warranty on part number 223-3310? Yes, the Sierra 223-3310 qualifies for Sierra's customer satisfaction warranty, which covers defects in workmanship and materials for the useful life of the product, subject to additional terms and conditions.

Will the Sierra 223-3310 work on any Onan generator? No, it is designed specifically for Onan MDKAL/A/B, MDKBK, MDKBL, MDKBM, and MDKBN models; confirm your generator model matches before ordering.

Is installation of this impeller kit straightforward? The Sierra 223-3310 is a direct replacement for Onan 541-1519, sized to fit the same raw water pump housing on the listed MDK-series generator models.