W209PPB7 Heavy-Duty Agricultural Disc Bearing 31.75mm x 85.75mm x 36.52mm | Relubricable Tillage Bearing Fits Case IH 603090R91, Lilliston 40-61-001, Long 9-90155, Replaces Timken W209PPB7, BCA DS209TT7

✵ Technical Specifications & OEM Interchange Matrix

Bearing Part Number: W209PPB7 (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): 85.75 mm (3.376 in)

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

OEM Equipment Part Numbers:

Case IH OEM: 603090R91

Lilliston OEM: 40-61-001 / 4061001

Long OEM: 9-90155 / 990155

Brand Interchange Cross-Reference:

Fafnir / Torrington / Timken: W209PPB7

Peer Bearing: W209PPB7 / W209SPPB7

BCA / Federal Mogul: DS209TT7

Link-Belt: 20S4-209E3

✦ Construction Advantages & Heavy-Duty Performance

Relubricable System: Outer ring features grease lubrication holes, allowing routine field maintenance flushing to purge contaminants and significantly extend bearing service life.

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

Precision Shaft Seating: Standard 1-1/4" round bore ensures exact shaft alignment and minimizes fretting corrosion and vibration under severe field loads.

🚜 Agricultural Machinery Deployment & Usage Scenarios

Case IH, Lilliston & Long Equipment: Direct fit replacement component for Case IH, Lilliston rolling cultivators, and Long tillage machinery gang assemblies.

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

1-1/4" Shaft Implements: Designed for agricultural equipment requiring a 1-1/4 inch round bore insert bearing.

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