Heavy-Duty GW210PPB2 Agricultural Disc Harrow Bearing | 49.225mm x 90mm x 30.175mm Relubricable Insert Bearing for Tillage Machinery | Replaces John Deere PMDS210TTR2, Case-IH T53781, BCA DS210TTR2, NTN 3AC10-1-15/16D1, Link Belt 31RG3-210E3, Amco G10771

💎 Technical Specifications & Cross-Reference Matrix

Bearing Part Number: GW210PPB2 (Relubricable Heavy-Duty Agricultural Disc Bearing)

Precise Physical Dimensions:

Inner Diameter (Bore - d): 49.225 mm (1.938 in / 1-15/16 in)

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

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

OEM Part Number Replacements:

John Deere: PMDS210TTR2

Case-IH / New Holland: T53781

Amco Products: G10771

Brand Interchange Cross-Reference:

BCA / Federal Mogul: DS210TTR2

NTN: 3AC10-1-15/16D1

Link Belt: 31RG3-210E3

🛡️ Structural Merits & Performance Benefits

Relubricable Feature: Equipped with grease re-lubrication holes on the outer ring, allowing regular maintenance flushing to clear out field dust and extend bearing operational life.

Triple-Lip Contact Sealing: High-performance multi-lip rubber seals form a tight seal against abrasive soil, dust, mud, moisture, and crop residue.

Vacuum-Degassed GCr15 Chrome Steel: Premium high-carbon chromium steel construction provides excellent fatigue strength and maximum dynamic load rating under heavy tillage stress.

Factory Pre-Lubricated: Pre-packed with heavy-duty high-temperature agricultural grease, ready for immediate field installation.

🚜 Agricultural Machinery Deployment & Usage Scenarios

Tillage Equipment: Heavy-duty disc harrows, soil finishers, deep plows, and seedbed preparation machinery.

OEM Brand Equipment: Exact fit for John Deere, Case-IH, New Holland, and Amco agricultural tillage equipment.

Farm Machinery Maintenance: Ideal replacement unit for farm equipment rebuilds, gang shaft maintenance, and field repair.