Kukko 21-8 Pilot Bearing Puller (56mm - 70mm ID)

Highlights:

• Made In Germany.
• For the extraction of for internal bearings, bearing outer rings, and bushings.
• This product is intended to be used in conjunction with a Kukko slide hammer or counterstay.
  

The Kukko 21-8 pilot bearing puller is designed for extracting internal bearings, bearing outer rings, and bushings with an internal diameter of 56–70 mm. Its two-shell design provides extra-large grasp edges for secure removal while preventing damage to components. The mechanical pressure screw enhances stability during use, ensuring controlled extraction.

This blind bearing puller works with a Kukko slide hammer or counterstay for effective removal. The internal safety stop prevents over-expansion, while extensions from the 21-V series allow for deep-seated bearing extraction. Its compatibility with various setups makes it a reliable blind hole bearing puller for demanding applications. Additionally, spare parts are available for key extractor sizes to support long-term use.

Made in Germany, the Kukko 21-8 pilot bearing puller features a robust design with a corrosion-resistant KUKKoating finish, ensuring durability and high performance in challenging environments.

Features:

• The 2-shell design with extra large grasp edges ensures safe extraction.
• The internal extractors are equipped with an internal safety stop to protect against excess spreading and overloading.
• Mechanical pressure screw.

Kukko Advantage:

• KUKKO internal extractors can be combined with counter supports and slide hammers.
• When combined with the internal extractors, extensions from series 21-V enable deeper bearings to be extracted.
• Spare parts are available for internal extractor sizes 21-89 and 21-90
• Strong design, high performance and long service life.
• Self-healing corrosion protection KUKKoating for galvanized parts (WITHOUT chrom VI).
• Safety label to ensure protection of intellectual property.
• Product video can be opened directly on the tool using the QR code.

Specs:

• Ball bearing ISO: 6012; 6212; 6312; 6412; 16012; 61812; 61912; 6013; 6213; 6313; 16013; 61913; 6014; 6214; 6314; 16014.
• Inner diameter of ball bearing: 56 - 70 mm (2 1/4 - 2 3/4 inch)
• Effective depth: 85 mm (3 3/8 inch)
• Length of internal extractor: 133 mm (5 1/4 inch)
• Number of segments: 2
  
• Weight: 1.43 kg

Works with: (SKU & Item Name)

• 22-0-1 Slide hammer device
• 22-2 Counterstay
• 22-3 Counterstay

What's included: (SKU and Item Name)

• 21-8 Internal Extractor
  

Download the Kukko 21-8 data sheet here.