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Mountfield
WOODRUFF KEY (4 x 6.5 D=16)
This Woodruff Key 4 x 6.5 D16, manufactured to UNI 6606 C40 specification, is a genuine OEM spare part designed for precise fit and dependable performance. It is used in conjunction with a 22.2mm diameter Blade Boss, ensuring correct alignment and secure connection between rotating components.
Engineered from high‑quality materials, this part provides durability, reliability, and long service life when replacing worn or damaged keys during routine maintenance or repair.
✅ Manufacturer Part Numbers
- P/N: 112139100/0
- Alternative format: 1121391000
✅ Replaces the Following Part Numbers
- 118850009/0 (1188500090)
- 12139100/0 (121391000)
- 9600‑0014‑00 (9600001400)
- MX158
Using a genuine OEM Woodruff Key helps maintain correct blade boss positioning, reduces wear, and prevents slippage or mechanical failure.
If you need help finding your model number or your specific part please
P/N: 112139100/0, 1121391000
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