A-K5050-AI Belt
A-K5050-AI Belt
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One New Aftermarket Replacement B-Section V-Belt for MacDon (MacDon Industries) Hay and Forage Equipment
This B-section wrapped V-belt is a direct aftermarket replacement for MacDon Industries OEM part number K5050. It is used in the drive systems of MacDon swathers, windrowers, and mower conditioners. The belt features a polyester cord construction for reliable power transmission in demanding agricultural field conditions.
Specifications
- Belt Section: B / 5L
- Outside Circumference: 129 in (3276.6 mm)
- Inside Length: 126 in
- Top Width: 0.656 in (16.7 mm / 17 mm)
- Belt Depth: 0.4375 in (11.1 mm)
- Material: Polyester Cord, Wrapped Construction
Compatible Models
MacDon (MacDon Industries): Swathers, Windrowers, and Mower Conditioners - verify fitment against OEM part number K5050 in your parts manual. Also cross-references to Fits Case (IH), Melroe, and Owatonna applications using the interchange numbers listed below.
Replaces Part Number(s):
K5050, A-K5050-AI
Aftermarket Interchange Numbers
Fits Case / Fits Case IH: 580026R1 (BR580026R1) | Melroe: 6542542 (BR6542542) | Owatonna: 2010243 (BR2010243) | Standard Belt Equivalent: B126
New aftermarket replacement part - not remanufactured, not used.



