Overview

• Manufacturer: STIHL (Andreas STIHL AG & Co. KG).
• Part type: Needle Cage Bearing, OEM part number 9512 933 2379; size 10 × 16 × 12 mm.
• Purpose: Precision needle cage assembly used in STIHL chainsaw crankcases to support the needle bearing, helping maintain piston/connecting rod alignment and consistent compression during high RPM operation.
• Construction: Hardened steel for wear resistance and longer service life; designed for reliable needle-roller action.
• OEM alignment: Replaces the original equipment part 9512 933 2379 for correct fit and clearances during maintenance.

Key Features

• Part Number: 9512 933 2379 (Needle Cage).
• Machine type / compatibility: Suitable for STIHL MS462 series (e.g., MS462 C-M, MS462 C-M R Rettungssäge) as identified in STIHL spare parts diagrams.
• Dimensions / fit: 10 mm × 16 mm × 12 mm; precise sizing to maintain correct clearances in the crankcase assembly.
• Installation notes: Designed for straightforward replacement during a top-end service or engine rebuild; ensure parts are clean and lubricated prior to installation.
• Material / performance: Hardened steel offers wear resistance and a smooth needle-roller action to reduce friction and heat at the small end.
• OEM compatibility: Replaces OEM 9512 933 2379 and is intended as a genuine-part replacement for reliable fit.

Compatibility

• Suitable models: STIHL MS462 family (MS462 C-M and related variants) as indicated by STIHL spare parts references.
• Alternative part numbers: STIHL SKU 9512 933 2380 listed by some retailers as an alternative identifier for the needle cage product.
• Usage note: Always verify exact model and IPL (spare parts diagram) for your engine variant before ordering to ensure fitment.