Square Flange Disc Bearing, 1-1/8" Square Bore

Square Flange Disc Bearing, 1-1/8" Square Bore

The 851-SMA209M Square Flange Disc Bearing is a greaseable riveted-flange disc harrow bearing designed for dependable performance in field tillage applications. Featuring a 1-1/8" square bore, it’s a common replacement bearing for disc harrows—including compatible Kewanee and Sunflower applications—and helps restore smooth, reliable gang operation with serviceable lubrication.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 851-SMA209M
• Brand: AgSmart
• Product Type: Disc harrow bearing
• Bearing Type: Disc bearing
• Disc Bearing Type: Riveted flange
• Bore Size (I.D.): 1-1/8 in
• Bore Shape: Square
• Lubrication: Greaseable
• Overall Length: 5.25 in
• Overall Width: 5.25 in
• Replaces / Interchanges: 700-98-5, 44B347-1, FD209RM, DHU1-1/8S209, ST209-1-1/8, AFD210R, FD209RMDS, B2725, DHU118S209, FD210R, FD209RM, DHU1-1/8S209

Ideal For

• Replacing worn bearings on disc harrows using a 1-1/8" square bore
• Kewanee disc harrow models: 1000, 1025, 1030, 1100, 1175
• Equipment needing a riveted flange disc bearing mounting style
• Applications where greaseable service is preferred for ongoing maintenance
• Matching common interchange numbers for fast, confident replacement