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| MOQ | 50 Piece/Pieces |
| Port | FUZHOU/XIAMEN/SHENZHEN |
| Packaging | Dry Lube Stainless Steel Open 8 10 Ball Si3N4 Hybrid Full Ceramic R188 Bearing for Fidget Spinner Cap Button : 40-50 pieces packed into each plastic-tube, then into white paper-box; 10 pieces packed into each plastic-tube, then into white paper-box; 2 pieces packed into each sealed plastic-fil |
| Lead Time | Shipped in 7 days after payment |
| Structure | Deep Groove | Type | Ball, r188 bearing |
| Brand Name | npbearings.com | Bore Size | 1 - 50 mm |
| Outside Diameter | 3 - 90 mm | Model Number | r188 bearing |
| Precision Rating | ABEC-1, 3, 5, 7, 9 | Seals Type | OPEN ZZ 2RS RSZ LLU LLB |
| Number of Row | Single Row | Place of Origin | Fujian, China (Mainland) |
| Material | 440C Stainless Steel & AISI316 Stainless | Retainers (Cages) | Metal Crown/ Ribbon & Nylon Crown & Phenolic Crown & Full Complement |
| Closures | Shields(ZZ) & Contact Seals(2RS) & Non-contact Seals(2RU) | Load Rating | Dynamic Radial & Static Radial & Aixal Load Rating |
| Internal Clearance | Radial Play & Axial Play with C0, C2, C3, C4, C5 | Maximum Speed | reduction of approximately 20 percent |
| Tolerances | Abec1 then upwards to Abec3, Abec5 and Abec7 | Noise and Vibration | Velocity: Z1, Z2, Z3, Z4 & Acceleration: V1, V2, V3, V4 |
| Lubrication | Oils, Greases, Dry |
No.20 Yangqiao Rd, Gulou District
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