Description
Overview:
This Needle Cage Bearing 15x18x22 is a genuine Stihl component designed to support high-speed, high-load rotating assemblies in professional and domestic chainsaws. Built with precision steel needle rollers in a compact cage, it minimises friction and wear in tight spaces where a full complement bearing is required. Suitable for classic heavy-duty models like the Stihl 090 and 090G, it helps keep critical joints running smoothly under demanding conditions. The bearing measures 15 x 18 x 22 mm (0.59 x 0.71 x 0.87 in) and is manufactured to OEM tolerances for reliable performance. Supplied under OEM Part No. 9512 933 4050, it is ideal as a direct replacement during routine servicing or full rebuilds, restoring smooth operation and consistent power delivery.
Key Features:
- Genuine Stihl part for assured compatibility and quality
- Dimensions: 15 x 18 x 22 mm (0.59 x 0.71 x 0.87 in)
- Robust steel needle roller construction for durability at high RPM
- Precision-engineered cage ensures even load distribution and reduced friction
- Direct replacement under OEM Part No. 9512 933 4050
- Helps restore smooth running, throttle response, and efficiency
- Designed to withstand demanding cutting conditions and heavy loads
- Compact form factor fits where space is limited without modification
- Suitable for professional users and DIY maintenance routines
- Straightforward fitment when replacing a worn or damaged bearing
Typical Applications:
Used in chainsaw rotating joints where compact, high-load support is required, such as small-end/piston pin or similar assemblies. Ideal for scheduled maintenance, engine overhauls, and repair of older Stihl saws working in forestry, milling, and heavy-duty cutting. Helps reduce vibration and wear, supporting reliable day-to-day operation.
Also known as:
Needle roller bearing, roller cage bearing, needle cage, needle roller cage, small-end bearing, gudgeon pin bearing, crank pin needle cage.
Fits Models:
070
090
090G
MS 720
MS720
Alternate Part Numbers:
9512-933-4050, 95129334050