SSA208 Eccentric Locking Collar Agricultural Insert Bearing (40mm Shaft) ── 40mm x 80mm x 43.7mm | Heavy-Duty Sealed Narrow Inner Ring Unit | Replaces Fafnir RAE40RRB GRAE40RRB, SKF YET208 RA208, NTN AEL208, AMI KH208
Precision-engineered for heavy-duty agricultural machinery, crop harvesters, conveyancing lines, fan hubs, and industrial power transmission assemblies, the SSA208 eccentric locking collar insert bearing features exact physical dimensions of 40mm Shaft Bore (1.575") x 80mm Outer Diameter (3.150") x 43.7mm Inner Ring Width/Total Depth (1.720"). Built with a spherical outer ring profile, a narrow inner ring with an eccentric locking collar for positive shaft locking, heavy-duty contact rubber seals, and factory pre-packed wide-temperature synthetic grease to eliminate daily field maintenance while completely locking out mud, soil grit, and moisture. Direct cross-reference replacement for Fafnir / Torrington RAE40RRB / GRAE40RRB, SKF YET208 / RA208, NTN AEL208, and AMI KH208.
✦ Technical Specifications & Brand Interchange Matrix
Bearing Part Number: SSA208 / RAE40RRB (Eccentric Locking Collar Insert Bearing)
Precise Physical Dimensions:
Inner Diameter (Shaft Bore - d): 40 mm (1.575 in)
Outer Diameter (OD - D): 80 mm (3.150 in)
Inner Ring Width / Total Depth (B): 43.7 mm (1.720 in)
Major Brand Cross-References:
Fafnir / Torrington: RAE40RRB, GRAE40RRB
SKF: YET208, RA208
NTN: AEL208
AMI: KH208
⚡ Structural Advantages & Heavy-Duty Performance
Positive Eccentric Locking Collar Mechanism: Secure collar locking mechanism prevents shaft slippage and backlash during single-direction high-torque shaft rotation.
Spherical Outer Ring Self-Alignment: Precision ground spherical outer ring permits self-alignment inside bearing housings, compensating for initial shaft misalignment and structural deflection.
Heavy-Duty Multi-Lip Sealing: High-efficiency contact rubber seals form a solid defensive barrier against dirt, mud, slurry, and fertilizer dust contamination.
Maintenance-Free Pre-Lubrication: Pre-filled at the factory with high-grade wide-temperature agricultural synthetic grease, eliminating daily field routine maintenance and lube washout.
🚜 Agricultural & Industrial Machinery Deployment
Combine Harvesters & Balers: Direct fit replacement insert bearing for grain combines, round balers, mower conditioners, and implement drive shafts.
Conveyor Systems & Processing Lines: Essential heavy-duty insert unit for agricultural grain augers, crop conveyancing systems, and sorting machinery requiring a 40mm shaft fit.
Industrial Fan & Drive Housings: Designed for demanding industrial blowers, speed reducers, and power transmission housings operating under continuous shock and dusty environments.
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