ГлавнаяПродукцияКорпусные подшипникиPrecision SA207-21 Light-Duty Insert Ball Bearing | 1-5/16" Bore x 72mm Outer Diameter x 17mm Width (Replaces GRA105RRB, YET207-105, AEL207-105D1, FH207-21, LE-121S)
Precision SA207-21 Light-Duty Insert Ball Bearing | 1-5/16" Bore x 72mm Outer Diameter x 17mm Width (Replaces GRA105RRB, YET207-105, AEL207-105D1, FH207-21, LE-121S)
SA200
Корпусные подшипники

Precision SA207-21 Light-Duty Insert Ball Bearing | 1-5/16" Bore x 72mm Outer Diameter x 17mm Width (Replaces GRA105RRB, YET207-105, AEL207-105D1, FH207-21, LE-121S)

Engineered for smooth, reliable rotational support in light-to-medium industrial assemblies, the SA207-21 insert bearing features exact 1-5/16" x 72mm x 17mm dimensions built from high-grade GCr15 chrome steel. Built for straightforward shaft mounting and vibration-free operation, it serves as a seamless direct OEM replacement for GRA105RRB / GRA105-NPPB, YET207-105, AEL207-105D1, FH207-21, and LE-121S across diverse commercial equipment.

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🌐 Technical Specifications & Cross-Reference Directory

  • Product Series: SA207-21 (1-5/16" Imperial Bore Profile)

  • OEM Interchange Match List: GRA105RRB, GRA105-NPPB, YET207-105, AEL207-105D1, FH207-21, LE-121S

  • Imperial Bore Diameter (Inner d): 1-5/16 Inches (1.3125" / 33.3375 mm)

  • Outer Diameter (Outer D): 72 mm

  • Overall Thickness / Width (B): 17 mm (Space-optimized compact profile)

  • Alloy Composition: High-Carbon GCr15 Chrome Steel

  • Locking Configuration: Streamlined fastening design optimized for standard light-duty shafts

  • Outer Ring Contour: Spherical Outer Surface (Compensates smoothly for initial housing misalignment)

  • Sealing Architecture: High-Efficiency Rubber Contact Seals with Integrated Steel Flingers

💡 Core Engineering Advantages

  • Space-Saving Footprint: Compact 17mm overall width enables smooth integration into tight mechanical layouts without compromising structural load stability.

  • Low-Vibration Dynamics: Precision-ground raceways minimize operational noise, ensuring stable performance at continuous running speeds.

  • Effortless Housing Compatibility: Designed to drop smoothly into standard 207-series light-duty pillow blocks, flanged units, and pressed steel housings.

  • Reliable Contaminant Defense: Factory pre-lubricated with high-grade multi-purpose grease and protected by dual-lip seals to block out dust and moisture.

⚙️ Typical Operational Sectors

  • Light Industrial Machinery: Compact conveyor rollers, packaging units, and automated sorting assemblies.

  • HVAC & Ventilation Systems: Small blower fan drives, air handlers, and residential/commercial ventilation units.

  • General Commercial Equipment: Agricultural utility attachments, fitness equipment drives, and custom mechanical DIY builds.

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