SSA203-11 Eccentric Locking Collar Insert Bearing (11/16" Bore) ── 11/16" x 40mm x 28.6mm | Heavy-Duty Sealed Agricultural & Conveyor Housing Unit | Replaces Timken GRA11RRB SSGRA11RRB, SKF YET 203-011, FYH SAA203-11, NTN AEL203-011D1, Peer FH203-11-G
Precision-engineered for agricultural machinery, light conveyors, textile equipment, food processing lines, and material handling systems, the SSA203-11 heavy-duty eccentric collar insert ball bearing features exact physical dimensions of 11/16" Bore (17.463mm) x 40mm Outer Diameter (1.575") x 28.6mm Overall Width/Thickness (1.126"). Built with a spherical outer ring profile, eccentric locking collar shaft lock, heavy-duty contact rubber seals, and factory pre-packed wide-temperature synthetic grease to eliminate routine maintenance while locking out moisture, abrasive soil grit, dust, and slurry under continuous operational torque. Direct cross-reference replacement for Fafnir / Timken GRA11RRB (Standard) & SSGRA11RRB (Stainless equivalent), SKF YET 203-011, FYH SAA203-11, NTN AEL203-011D1, and Peer FH203-11-G.
⚙️ Technical Specifications & Brand Interchange Matrix
Bearing Part Number: SSA203-11 / SAA203-11 (Eccentric Collar Insert Bearing)
Precise Physical Dimensions:
Inner Diameter (Bore - d): 11/16 in (17.463 mm)
Outer Diameter (OD - D): 40 mm (1.575 in)
Overall Width / Inner Ring Thickness (B): 28.6 mm (1.126 in)
Major Brand Cross-References:
Fafnir / Timken: GRA11RRB (Standard) / SSGRA11RRB (Stainless)
SKF: YET 203-011
FYH: SAA203-11
NTN: AEL203-011D1
Peer Bearing: FH203-11-G
⚡ Structural Advantages & Heavy-Duty Performance
Reliable Eccentric Collar Locking: Specially designed eccentric locking collar provides instant, positive clamping power onto the shaft, preventing shaft slipping and fretting corrosion under single-direction rotation.
Self-Aligning Spherical Outer Ring: Precision ground spherical outer diameter allows the bearing unit to self-align smoothly inside cast iron or stamped steel pillow block housings, accommodating initial mounting misalignments.
Heavy-Duty Multi-Lip Sealing: High-efficiency contact rubber seals create a solid barrier against moisture, mud, slurry, and abrasive crop dust.
Maintenance-Free Pre-Lubrication: Pre-filled at the factory with high-grade wide-temperature agricultural synthetic grease, completely eliminating daily field servicing and lube washout.
🚜 Agricultural & Industrial Machinery Deployment
Agricultural Implements & Harvesting Tools: Direct replacement insert bearing for grain augers, hay rakes, small balers, and seed drills requiring an 11/16" bore eccentric lock bearing.
Material Handling & Conveyors: Ideal for light-duty industrial conveyor systems, sorting machinery, and power transmission drives.
Food & Textile Equipment: Excellent choice for processing machinery operating under continuous rotation and dust exposure.
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