The 603 bearing belongs to the small-sized series of deep groove ball bearings. Its core features include a simple structure, high rotational speed and strong versatility.
Item No :
603Size (d*D*B) :
3x9x3mmMaterial :
chrome steel GCR15Lead Time :
3-5 daysWeight :
0.001KGSmall Open Type Deep Groove Ball 603 Bearing
⚙️Structure and Materials:
Structural Components: Composed of inner ring, outer ring, steel balls, and cage. The sealing type is split type (603), double-sided iron cover seal (603-2Z), and double-sided rubber seal (603-2RS).
Common Materials: The rings and steel balls are mostly made of GCr15 bearing steel, while the cage is made of steel plate stamping or engineering plastic. For high-temperature scenarios, materials resistant to high temperatures can be selected.
| Item No. | 603 |
| Branding | Famous brand/RMO/Neutral/OEM |
| Sealing | OPEN, ZZ , 2RS |
| Material | Chrome steel Gcr15,stainless steel (420 440C 304 316),hybrid ceramic, full ceramic, carbon steel, etc. |
| Lead Time | 3-5 days |
| Precision | p0 p6 p5 p4 |
| Clearance | C2 C0 C3 C4 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Cage material | Steel, nylon, copper |
| Shipping Port | GUANGZHOU, NINGBO, SHANGHAI |
| Payment | 100% T/T, or 30% T/T In Advance ,70% T/T After Finished Production |
Accuracy grade: Commonly P0 (ordinary accuracy), in some scenarios, P6/P5 high accuracy grades can be selected.
Load capacity: Mainly withstands radial loads, can also withstand a small amount of bidirectional axial loads. Rated dynamic load is approximately 570 N, and rated static load is approximately 187 N.
| Model No. | d | D | H | m |
| 602 | 2 mm | 7 mm | 2.8 mm | 0.51 g |
| 603 | 3 mm | 9 mm | 3 mm | 0.87 g |
| 604 | 4 mm | 12 mm | 4 mm | 2.25 g |
| 605 | 5 mm | 14 mm | 5 mm | 3.54 g |
| 606 | 6 mm | 17 mm | 6 mm | 5.97 g |
| 607 | 7 mm | 19 mm | 6 mm | 7.67 g |
| 608 | 8 mm | 22 mm | 7 mm | 12.1 g |
| 609 | 9 mm | 24 mm | 7 mm | 14.5 g |
Suitable for high-speed, low-noise, and medium-light load small devices, such as miniature motors, toys, medical equipment, instruments and meters, and small transmission mechanisms, etc.
| 1. Keep clean | 2. Use with caution | 3. appropriate tool | 4. Hot-loading | 5. Be careful of rust |
| Dust will have a bad effect on the bearing, so keep the surrounding clean. | Strong impact during use can easily cause scratches and indentations. | Avoid replacing existing tools, and use appropriate tools. | Bearings are precision parts, so hot installation is recommended. | Sweat on your hands during operation will cause rust, so it is best to wear gloves. |
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