Precision 1-11/16" CSB209-27 Narrow Inner Ring Set Screw Insert Ball Bearing | 1-11/16" Bore x 85mm Outer Diameter x 19mm Width | Industrial & Agricultural Power Transmission Component (Cross: Peer/Link-Belt FHSR209-27/SL-1-11/16, Fafnir/FAG YA111RR/AY1-11/16-NPP, Asahi/NTN ASS209-111N/SB209-27, Dodge/IPTCI BR209-27/CSB209-27N, Browning/Morse SLS-127)

🛡️ Specification & Global Interchange Hub

Part Number Designation: CSB209-27 / CSB209-27N (1-11/16 Inch Narrow Inner Ring Set Screw Series)

Comprehensive Brand & Cross-Reference Directory:

Peer / Link-Belt Equivalent: FHSR209-27 / SL-1-11/16

Fafnir / FAG Equivalent: YA111RR / AY1-11/16-NPP

Asahi / NTN Equivalent: ASS209-111N / SB209-27

Dodge / IPTCI Equivalent: BR209-27 / CSB209-27N

Browning / Morse Equivalent: SLS-127

Imperial Bore Dimension (d): 1-11/16 Inches (approx. 42.86 mm)

Outer Ring Diameter (D): 85 mm (Spherical outer contour for self-alignment)

Inner Ring Width (B): 19 mm (Narrow profile design optimized for space-saving housing assemblies)

Material Architecture: High-Grade Vacuum-Degassed Chrome Steel (AISI 52100 / GCr15) for superior hardness, fatigue resistance, and durability.

✨ Engineering Architecture & Performance Merits

Compact Narrow Inner Profile: Streamlined inner ring width reduces axial space requirements while maintaining reliable shaft contact and stable torque transmission.

Set Screw Locking System: Features dual high-strength set screws positioned on the inner ring for swift, slip-resistant shaft locking.

Spherical Outer Contouring: Accommodates initial angular misalignments between the shaft and corresponding housing supports.

Advanced Sealing & Pre-Lubrication: Protected by robust rubber contact seals to retain factory high-performance grease while blocking out dust and moisture.

🚀 Target Industrial Sectors & Deployment Fields

Compact Agricultural Equipment: Specialized seeders, compact grain handling systems, and light utility machinery drives.

Material Handling & Packaging: Low-profile roller conveyors, automated sorting lines, and textile manufacturing machinery.

General Industrial Machinery: Small HVAC air handlers, ventilation fans, and auxiliary motor assemblies.