
Precision-engineered for heavy-duty soil tilling and severe agricultural conditions, the W210PPB6 relubricable agricultural disc harrow bearing features exact physical dimensions of 28.575mm Bore (1-1/8") x 90mm Outer Diameter (3.543") x 36.52mm Inner Ring Width (1.438"). Built with heavy-duty multi-lip rubber contact seals and an integrated outer ring grease re-lubrication hole to lock out abrasive soil, mud, moisture, and severe field shock load. Direct OEM replacement for Burch Plow 20482 (204-82), as well as cross-reference interchanges Fafnir / Torrington / Timken / PEER W210PPB6, BCA / Federal Mogul DS210TT6, NTN 2AS10-1-1/8, and Link-Belt 18S2-210E3.
β¦ Technical Specifications & OEM Interchange Matrix
Bearing Part Number: W210PPB6 (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): 36.52 mm (1.438 in)
OEM Equipment Replacements:
Burch OEM Part: 20482 / 204-82
Brand Interchange Cross-Reference:
Fafnir / Torrington / Timken / PEER: W210PPB6
BCA / Federal Mogul: DS210TT6
NTN: 2AS10-1-1/8
Link-Belt: 18S2-210E3
π₯ Structural Advantages & Heavy-Duty Performance
Relubricable System: Outer ring features grease lubrication holes to allow routine field maintenance flushing, purging contaminants and significantly extending bearing service life.
Heavy-Duty Multi-Lip Sealing: High-performance multi-lip contact rubber seals form 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 (AISI 52100) for maximum dynamic load capacity and superior fatigue resistance under severe radial stress.
Precision Bore Alignment: Standard 1-1/8" round bore provides optimal shaft seating and minimizes fretting corrosion and vibration under heavy field loads.
π Agricultural Machinery Deployment & Usage Scenarios
Burch Implements & Tillage Machinery: Direct replacement component for Burch disc harrows, deep plows, soil conditioners, and seedbed preparation machinery.
1-1/8" Shaft Implements: Designed for agricultural equipment requiring a 1-1/8 inch round bore insert bearing with 1.438" inner ring width.
Gang Shaft Overhauls: Essential replacement unit for agricultural gang shaft rebuilds and heavy field repair operations.
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