Precision 17mm CSB203 Set Screw Insert Ball Bearing | 17mm Bore x 40mm Outer Diameter x 12mm Width | Compact Light-Duty Industrial & Agricultural Power Transmission Component (Cross: Fafnir/FAG M-YA017RR/AY17-NPP, Peer/FYH FHS203-17MM/SB203-17MM, Asahi/NTN US203/ASS203-17, BR203, FHSR203)

🔧 Specification & Global Interchange Hub

• Part Number Designation: CSB203 / CSB203-17MM (17mm Compact Narrow Inner Ring Series)

• Comprehensive Brand & Cross-Reference Directory:

  • Fafnir / FAG Equivalent: M-YA017RR / AY17-NPP

  • Peer / FYH Equivalent: FHS203-17MM / SB203-17MM

  • Asahi / NTN Equivalent: US203 / ASS203-17

  • Alternative Industry Crosses: BR203, FHSR203

• Metric Bore Dimension (d): 17 mm

• Outer Ring Diameter (D): 40 mm

• Total Assembly Width / Inner Width (B): 12 mm (Compact narrow profile optimized for limited-space housing setups)

• Material Architecture: High-Grade Chrome Steel (Vacuum degassed for enhanced fatigue life, hardness, and wear protection)

🌟 Engineering Architecture & Performance Merits

• Compact Set Screw Locking System: Features integrated set screws on the narrow inner ring to clamp securely and quickly onto shafts in restricted spaces.

• Spherical Outer Ring Contour: Self-aligning outer ring design accommodates initial static misalignments between the shaft and housing bores.

• Enhanced Dust & Moisture Sealing: Equipped with efficient contact rubber seals and metal flingers to lock in premium grease while blocking external contaminants.

• Pre-Lubricated & Maintenance-Ready: Factory-filled with high-grade anti-friction grease for immediate, reliable deployment right out of the box.

🚛 Target Industrial Sectors & Deployment Fields

• Light Agricultural Equipment: Small seeders, micro grain elevators, and garden machinery idlers.

• Compact Material Handling: Lightweight belt conveyors, small packaging lines, and sorting equipment rollers.

• General Light Industry: Small HVAC fan units, office automation machinery, textile parts, and woodworking tool drives.