Key Features

• Genuine John Deere concave washer, part numbers M43747 and UC33890
• Distributes load evenly under bolt head or nut to secure fasteners and maintain preload
• Metal construction with corrosion resistance for long-term reliability
• Precise dimensions: inside diameter 1.015 in (25.781 mm); outside diameter 1.469 in (37.338 mm); thickness 0.044 in (1.1176 mm)
• Designed for assemblies within a washer thickness range of 0.77 mm to 9.53 mm
• Hassle-free replacement that fits existing fastener configurations in compatible John Deere equipment
• Seamless integration with John Deere components for consistent performance

Product Details

• Material: metal with corrosion resistance
• Part numbers: M43747 (primary) / UC33890
• Dimensions: inner 1.015 in (25.781 mm); outer 1.469 in (37.338 mm); thickness 0.044 in (1.1176 mm)
• Function: provides even pressure distribution under a bolt head or nut to secure assemblies and create or maintain space as needed
• Application: intended for replacements in John Deere equipment where a concave washer of this size and specification is required
• Installation: designed for straightforward, quick replacement to minimize downtime
• Quality: Genuine John Deere part ensuring compatibility with existing components and performance expectations

Compatibility

• Fits John Deere equipment that specifies concave washer M43747 or UC33890
• Exact fit is defined by inner diameter 25.781 mm, outer diameter 37.338 mm, and thickness 1.1176 mm
• Confirm compatibility with your equipment manual or service documentation to ensure the M43747/UC33890 washer matches the required spec and thickness range