GW210PP4 Heavy-Duty Agricultural Disc Bearing 28.575mm x 90mm x 30.175mm | Sealed Tillage Bearing Fits Kewanee Tisco B2246, Replaces BCA DC210TTR4, Link Belt 18SBG3-210E3, NTN 7AS10-1-1/8D1

🔧 Technical Specifications & Cross-Reference Matrix

Bearing Part Number: GW210PP4 (Heavy-Duty Sealed 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 / Tisco: B2246

Brand Interchange Cross-Reference:

BCA / Federal Mogul: DC210TTR4

Link Belt: 18SBG3-210E3

NTN: 7AS10-1-1/8D1

⭐ Structural Advantages & Heavy-Duty Performance

Maintenance-Free Sealed Design: Factory pre-lubricated with wide-temperature agricultural grease, eliminating daily field maintenance while preventing lubricant washout.

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

Vacuum-Degassed GCr15 Chrome Steel: Premium high-carbon chromium steel construction provides excellent fatigue strength and high dynamic load capacity under extreme radial stress.

High Impact & Shock Load Resistance: Specially hardened races and precision steel balls handle continuous radial loading and heavy field impact conditions.

🚜 Agricultural Machinery Deployment & Usage Scenarios

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

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

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