206KRR8 Agricultural & Commercial Mower Bearing ── 30mm x 62mm x 24mm (1.181" Bore) | Heavy-Duty Sealed Deck Spindle & Grain Drill Unit | Fits Husqvarna 539130638, John Deere JD8530 JD9338 | Replaces Timken SKF INA 206KRR8

⚙️ Technical Specifications & OEM Interchange Matrix

Bearing Part Number: 206KRR8 (Heavy-Duty Extended Inner Ring Unit)

Precise Physical Dimensions:

Inner Diameter (Bore - d): 30 mm (1.181 in)

Outer Diameter (OD - D): 62 mm (2.441 in)

Inner Ring Width (B): 24 mm (0.945 in)

OEM Equipment Replacements:

Husqvarna / OPE OEM: 539130638 (Commercial Zero-Turn Mower Spindles & Decks)

John Deere OEM: JD8530, JD9338 (Grain Drills & Seeding Equipment)

Major Brand Cross-References:

Timken / Fafnir: 206KRR8

SKF: 206-KRR8

INA: 206KRR

QJZ: 206KRR8

⚡ Structural Advantages & Heavy-Duty Performance

Extended Inner Ring Stability: 24mm wide inner ring design provides increased shaft support area, preventing fretting corrosion and minimizing shaft wear under heavy rotational torque.

Maintenance-Free Sealed Protection: Factory pre-lubricated with high-grade wide-temperature synthetic grease, eliminating daily greasing while preventing lubricant washout during high-speed spindle operations.

Heavy-Duty Rubber Contact Seals: Advanced multi-lip rubber contact seals create a solid barrier against moisture, mud, grass dust, and abrasive soil grit contamination.

Vacuum-Degassed GCr15 Chrome Steel: Manufactured from premium high-carbon chromium steel (AISI 52100) for maximum dynamic load capacity and superior fatigue resistance under continuous shock.

🚜 Agricultural Machinery & Commercial Power Equipment Scenarios

Commercial Zero-Turn Mowers: Direct fit replacement spindle bearing for Husqvarna commercial riding mowers and high-rpm cutter decks.

John Deere Grain Drills & Seeders: Essential replacement bearing for John Deere grain drill seed opener hubs, gauge wheels, and implement drive shafts.

Tillage & Farm Implements: Suitable for various rotary tillers, seedbed conditioners, and field attachments requiring a 30mm extended inner ring bearing.