12990023 – Castle Nut 3/4-16 tackling difficult yard waste The STIHL Screw Plug (4227

The STIHL Screw Plug (4227 700 2300) is a genuine OEM replacement plug used on select STIHL blowers and sprayers

These Hydro-Gear transmission systems are widely utilized by leading equipment manufacturers including:

ZT XL 54 – Kawasaki and Kohler configurations

and tight spaces

Hose Length: 50 ft

12990023 – Castle Nut 3/4-16 tackling difficult yard waste The STIHL Screw Plug (422712990023 Castle Nut 3 4 16 The 12990023 Castle Nut is a heavy duty 3 4 16 slotted fastener designed for secure fastening in applications that require mechanical locking with a cotter pin. Commonly used on mower spindles, wheel hubs, steering components, and rotating assemblies, this castle nut allows precise torque adjustment while preventing rotation or loosening during operation. Manufactured from high strength steel and built to standard fastener