The 636 2RZ is a deep groove ball bearing with bore 6mm, outer diameter 22mm, and width 7mm rated for dynamic load 3.3 kN.

| Bearing type | Deep Groove Ball Bearings |
| Series | 6300 |
| Seal type | Rubber Seals |
| Material | Confirmed per inquiry — grade and certificate availability reviewed before quotation |
| Bore type | Confirmed per drawing |
| Dimension unit | millimeter (mm) |
Catalog variants open a detail page. Inquiry-only configurations go directly to RFQ.
| Seal Type | Model Code | Typical Use | |
|---|---|---|---|
| Open | 636 | High speed in clean environments | Quote → |
| Double metal shields | 636 ZZ | General dust protection | Quote → |
| Double contact rubber seals | 636 2RS | Dust and moisture protection at moderate speed | Quote → |
| C3 radial clearance | 636 C3 (inquiry only) | Motors and applications with higher operating temperature | Quote → |
| Bore diameter (d) | 6 |
| Outer diameter (D) | 22 |
| Width (B) | 7 |
Corner radius, shoulder dimensions, fits and tolerances are confirmed against the requested suffix and application drawing before quotation.
Drawings and 3D models are provided per inquiry. Tell us your application and we will send the appropriate file format (DXF, DWG, STEP, IGES).
Lubrication method and application speed limit are confirmed per inquiry; no oil-speed value is derived from this number.
The models below share the 6x22x7 mm boundary dimensions. Matching d/D/B alone does not prove interchangeability; verify seals, clearance, ring features, load ratings, fits, and application conditions before replacement.
| Model | Relationship | Series | Seal | Action |
|---|---|---|---|---|
| 636 | Configuration variant | 6300 | Open | Quote → |
| 636 2RS | Configuration variant | 6300 | Rubber Seals | Quote → |
| 636 ZZ | Configuration variant | Extra Small / Miniature Deep Groove Ball Bearing | Metal Shields | Quote → |
| 636DD | Configuration variant | 6300 | Open | Quote → |
| 636VV | Configuration variant | 6300 | Open | Quote → |
| 636ZZ | Configuration variant | 6300 | Metal Shields | Quote → |
| F636 | Different outer-ring feature | Standard Flanged Bearings | Shielded | Quote → |
| F636 2RS | Different outer-ring feature | Standard Flanged Bearings | Rubber Seals | Quote → |
| F636 2RZ | Different outer-ring feature | Standard Flanged Bearings | Rubber Seals | Quote → |
| F636 ZZ | Different outer-ring feature | F636 | Metal Shields | Quote → |
| F636DD | Different outer-ring feature | Standard Flanged Bearings | Open | Quote → |
| F636VV | Different outer-ring feature | Standard Flanged Bearings | Open | Quote → |
| F636ZZ | Different outer-ring feature | Standard Flanged Bearings | Shielded | Quote → |
Same bearing family or similar dimensions.
Similar size — reference only, verify all interfacesNLHB supports both in-house manufacturing and qualified partner sourcing. We confirm the specification, supply route, inspection requirements, and available documentation before quotation.
About NLHB →Send us your quantity, application and target lead time. We confirm spec, interchange and realistic delivery — no order confirmed until you approve.
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