John Deere External Snap Ring – M43940

Key Features

• Part type: External snap ring (retaining ring) for securing components in grooves.
• Designation: John Deere M43940 OEM part number for precise replacement in Deere equipment.
• Geometry: Metal ring engineered to be sprung into a groove to provide axial retention.
• Usage scope: Used as a retainer in assemblies where groove-based retention is required; compatible with both internal and external groove configurations per product description.

Product Details

• Material: Metal
• Function: Retainer that prevents axial movement of components secured by grooves on shafts or bores.
• Identification: M43940
• Brand: John Deere
• Overview: A metal ring sprung into a groove to serve as a retainer in Deere assemblies.

Compatibility

• Designed for: John Deere assemblies requiring the snap ring with code M43940.
• Groove configurations: Capable of operating in internal or external groove configurations as described in the product details.
• Fit verification: Verify groove width and diameter match the M43940 specification before installation.