GW210PPB4 Heavy-Duty Agricultural Disc Bearing 28.575mm x 90mm x 30.175mm | Relubricable Tillage Bearing Fits Kewanee B2246, Replaces Timken GW210PPB4, BCA DS210TTR4, Peer GW210SPP4-A

⚙️ Technical Specifications & Cross-Reference Matrix

• Bearing Part Number: GW210PPB4 (Relubricable Heavy-Duty Disc Bearing)

• Precise Physical Dimensions:

  • Inner Diameter (Bore - d): 28.575 mm (1.125 in / 1-1/8 in)

  • Outer Diameter (OD - D): 90 mm (3.543 in)

  • Inner Ring Width (B): 30.175 mm (1.188 in)

• OEM Part Number Replacements:

  • Kewanee OEM: B2246

• Brand Interchange Cross-Reference:

  • Fafnir / Torrington / Timken: GW210PPB4

  • BCA / Federal Mogul: DS210TTR4

  • Link-Belt: 18SG3-210E3

  • Peer Bearing: GW210PPB4 / GW210SPP4-A

🛡️ Structural Advantages & Heavy-Duty Performance

• Relubricable Design: Equipped with outer ring grease lubrication holes, allowing routine field maintenance flushing to clear out contaminants and significantly extend operational life.

• Heavy-Duty Multi-Lip Sealing: Advanced multi-lip rubber contact seals create a solid barrier against moisture, mud, abrasive soil, and fertilizer residue during continuous tilling.

• Vacuum-Degassed GCr15 Chrome Steel: Manufactured from premium high-carbon chromium steel for maximum dynamic load rating and high fatigue resistance under extreme radial stress.

• Pre-Greased & Field-Ready: Pre-packed at the factory with high-grade, wide-temperature agricultural grease for immediate field installation.

🌾 Agricultural Machinery Deployment & Usage Scenarios

• Tillage Machinery: Heavy-duty disc harrows, deep plows, soil conditioners, and seedbed preparation machinery.

• Kewanee Field Equipment: Direct fit replacement component for Kewanee disc harrow gang bolt assemblies and shaft units.

• Gang Shaft Overhauls: Ideal replacement unit for agricultural gang shaft rebuilds and heavy field repair operations.