607ZZ Miniature Deep Groove Ball Bearing 7×19×6mm For Micro‑motor RC Toy Precision Equipment
607ZZ is a compact miniature single‑row deep groove ball bearing with dimensions 7×19×6mm. It is fitted with double‑sided non‑contact ZZ metal dust shields and pre‑filled high‑quality grease at factory. Made of GCr15 chrome steel, this micro‑size bearing runs smoothly at extremely high speed with low friction and quiet noise. It can bear radial loads together with moderate bidirectional axial loads. The dust‑proof shields prevent fine dust contamination, ideal for small motors, power‑tools, RC models and various compact precision devices.
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| Item | Specification |
|---|---|
| Model | 607ZZ |
| Bearing Type | Single‑row Miniature Deep Groove Ball Bearing |
| Inner Diameter (d) | 7 mm |
| Outer Diameter (D) | 19 mm |
| Width (B) | 6 mm |
| Basic Dynamic Load(Cr) | 2.34 KN |
| Basic Static Load(C0r) | 0.95 KN |
| Weight | 0.007 kg |
| Internal Clearance | CN Normal Clearance |
| Seal Type | ZZ Double Non‑contact Metal Shields Dust‑proof |
| Material | GCr15 Chrome Steel |
| Precision Rating | P0 / P6 |
| Limiting Speed(Grease) | 32000 r/min |
| Limiting Speed(Oil) | 40000 r/min |
| Cage Material | Stamped Steel Cage |
- Miniature compact dimension, perfect for limited‑installation‑space equipment
- Double ZZ metal shields deliver reliable dust‑proof protection without friction loss
- Factory pre‑lubricated grease enables easy installation and maintenance‑free operation
- Deep‑groove raceway supports both radial and moderate bidirectional axial loads
- Outstanding high‑speed performance with low vibration and low‑noise operation
- Hardened chrome‑steel components provide good wear‑resistance and long service life
- Micro electric motors and small‑size generator units
- Power tools, electric toys and RC hobby equipment
- Household small‑appliance rotary parts and cooling fans
- Office equipment and small‑precision automation devices
- Light‑duty medical instruments and laboratory mini machinery
- General‑purpose miniature mechanical transmission components
*Check matched bearing models to complete your mechanical assembly.
- 30 years professional bearing industry experience
- ISO certified strict quality inspection
- Flexible OEM & private label customization
- 3-5 days fast delivery for stocked bearings
- Full bearing series, universal interchangeable size
- Factory direct price & reliable after-sales service
Q1: What does ZZ mean on 607ZZ bearing?
A1: ZZ refers to double non‑contact metal shields on both sides for dust‑proof protection.
Q2: Is 607ZZ pre‑greased?
A2: Yes it is pre‑filled with grease, no extra lubrication is needed after installation.
Q3: What loads can 607ZZ withstand?
A3: It mainly bears radial loads and supports moderate bidirectional axial loads.
Q4: Can 607ZZ work in wet environments?
A4: Metal shields only block dust, 2RS rubber‑sealed version is recommended for humid conditions.
*Contact us anytime for technical parameter consultation & selection guidance.
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