
Precision-engineered for demanding agricultural field planters, grain combines, and harvesting machinery, the 204KR2 / 204KRR2 heavy-duty sealed agricultural ball bearing features exact physical dimensions of 19.063mm Bore (0.7505" / 3/4") x 45.225mm Outer Diameter (1.7805") x 15.494mm Inner Ring Width (0.610"). Built with heavy-duty multi-lip contact rubber seals and pre-packed with premium wide-temperature grease to eliminate daily field maintenance while locking out mud, soil grit, crop dust, and moisture. Direct OEM replacement for John Deere JD7126 / AXE10322 / AH107148, Case-IH 592141R91, and Hesston 710-830, as well as cross-reference interchanges Timken / Fafnir 204KRR2, SKF 204KRR2, Peer 204KRR2, and BCA / National HPC011GP / NBHPC011GP.
β Technical Specifications & OEM Interchange Matrix
Bearing Part Number: 204KR2 / 204KRR2 (Heavy-Duty Sealed Unit)
Precise Physical Dimensions:
Inner Diameter (Bore - d): 19.063 mm (0.7505 in / 3/4 in)
Outer Diameter (OD - D): 45.225 mm (1.7805 in)
Inner Ring Width (B): 15.494 mm (0.610 in)
OEM Equipment Replacements:
John Deere OEM: JD7126, AXE10322, AH107148
Case-IH OEM: 592141R91
Hesston OEM: 710-830
Major Brand Cross-References:
Timken / Fafnir: 204KRR2
SKF: 204KRR2
Peer Bearing: 204KRR2
BCA / National: HPC011GP, NBHPC011GP
β‘ Structural Advantages & Heavy-Duty Performance
Maintenance-Free Sealed Protection: Factory pre-lubricated with high-grade wide-temperature agricultural grease, eliminating daily field greasing while preventing lubricant washout during severe field conditions.
Heavy-Duty Multi-Lip Contact Sealing: High-performance contact rubber seals create a solid barrier against moisture, mud, abrasive soil grit, and crop dust 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.
Precision Bore Fitment: Engineered to exact 3/4" (19.063mm) tolerances for optimal shaft seating, smooth rotation, and minimal fretting corrosion.
π Agricultural Machinery Deployment & Usage Scenarios
John Deere, Case IH & Hesston Equipment: Direct fit replacement component for John Deere grain combines, planters, Case IH tillage machinery, and Hesston balers/hay equipment.
Planters & Harvesting Units: Essential replacement bearing for row crop planters, seed openers, combine feeder house shafts, gauge wheels, and disc coulter hub assemblies requiring a 3/4" bore bearing.
General Agricultural Implements: Ideal for various agricultural seeding, planting, and harvesting drive units requiring heavy-duty sealed protection.
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