W208PPB9 Heavy-Duty Agricultural Disc Bearing 25.4mm x 80mm x 36.52mm | Relubricable Tillage Bearing Replaces Timken W208PPB9, BCA DS208TT9, NTN 2AS08-1, Link-Belt 16S2-208E3, NDH AS4508BE

⚡ Technical Specifications & Cross-Reference Matrix

Bearing Part Number: W208PPB9 (Relubricable Heavy-Duty Disc Bearing)

Precise Physical Dimensions:

Inner Diameter (Bore - d): 25.4 mm (1.000 in / 1 in)

Outer Diameter (OD - D): 80 mm (3.150 in)

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

Brand Interchange Cross-Reference:

Fafnir / Torrington / Timken: W208PPB9

BCA / Federal Mogul: DS208TT9

NTN: 2AS08-1

Link-Belt: 16S2-208E3

New Departure (NDH): AS4508BE

🛡️ Construction Advantages & Heavy-Duty Performance

Relubricable System: Outer ring features an integrated grease lubrication hole, allowing routine field maintenance flushing to purge debris and significantly extend bearing service life.

Heavy-Duty Multi-Lip Sealing: Advanced contact rubber seals create 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 rating and superior fatigue resistance under heavy radial stress.

Precision Bore Alignment: Standard 1-inch round bore provides optimal shaft seating and minimizes vibration and fretting corrosion under severe field loads.

🚜 Agricultural Machinery Deployment & Usage Scenarios

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

1-Inch Shaft Implements: Direct fit replacement component for agricultural machinery requiring a 1-inch round bore insert bearing.

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