GW209PPB8 Heavy-Duty Agricultural Disc Bearing 31.75mm x 85mm x 36.52mm | Relubricable Tillage Bearing Replaces Case IH / New Holland GW208PPB8, BCA DS208TTR8, NTN 2AS08-1-1/8D1, Link Belt 18SG2-2E08E3

⚡ Technical Specifications & Cross-Reference Matrix

• Bearing Part Number: GW209PPB8 (Relubricable Heavy-Duty Disc Bearing)

• Precise Physical Dimensions:

  • Inner Diameter (Bore - d): 31.75 mm (1.250 in / 1-1/4 in)

  • Outer Diameter (OD - D): 85 mm (3.346 in)

  • Inner Ring Width (B): 36.52 mm (1.438 in)

• OEM Part Number Replacements:

  • Case IH / New Holland OEM: GW208PPB8

• Brand Interchange Cross-Reference:

  • BCA / Federal Mogul: DS208TTR8

  • NTN: 2AS08-1-1/8D1

  • Link Belt: 18SG2-2E08E3

🛡️ Construction Advantages & Structural Features

• Relubricable System: Outer ring is equipped with grease lubrication holes, allowing routine field maintenance flushing to purge debris and significantly extend bearing service life.

• Heavy-Duty Multi-Lip Sealing: Advanced multi-lip rubber contact seals create a robust 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.

• 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 equipment.

• Case IH / New Holland Implements: Direct fit replacement component for disc harrow gang bolt assemblies and shaft units.

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