Description
Overview:
The Woodruff Key for Villiers C12 and MK12 engines with a 6:1 reduction gear box is a small, half-moon drive key made from hardened steel. It locates in the output shaft keyway to lock mating components such as gears or hubs, preventing slip under load and maintaining timing and drive integrity. This genuine Villiers part suits workshop maintenance and repairs on classic Villiers power units, helping keep machinery running reliably. Marked with OEM No. EM1813, it offers an assured fit and specification for the intended shaft and gear box interface. Supplied as unused old stock, it may show light tarnishing from age that does not affect performance. Suitable for both tradespeople and DIY users maintaining C12 or MK12 engines fitted with a 6:1 gear box.
Key Features:
- Genuine Villiers part for correct fit and specification (OEM No. EM1813)
- Hardened steel construction for strength and wear resistance
- Designed for Villiers engines with a 6:1 reduction gear box
- Positive drive between shaft and component to resist slip under torque
- Helps maintain correct alignment and timing of driven parts
- Stable in service with good resistance to fretting when installed correctly
- Compact half-moon profile for easy seating in the shaft keyway
- Unused old stock; cosmetic tarnish may be present but is non-functional
- Suits routine servicing or restoration of classic Villiers engines
- Straightforward replacement using standard workshop tools
Typical Applications:
Securing gears, drive hubs, or pulleys to the output shaft on Villiers engines using a 6:1 gear box in equipment such as small plant, pumps, generators, cultivators, and mowers. Used during rebuilds, shaft or gear replacement, and when addressing drive slip or misalignment issues.
Also known as:
Half-moon key, shaft key, machine key, Woodruff drive key, crankshaft key, gearbox key, output shaft key.
Fits Models:
C12, MK12, MK15
Alternate Part Numbers:
EM1813
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