6221 Bearing
Deep groove ball bearing
- Bore d105 mm
- Outer dia. D190 mm
- Width B36 mm
- Weight≈ 3.8 kg
High-speed applications such as electric motors, pumps, fans and gear reducers.
Technical data
| Bearing designation | 6221 |
|---|---|
| Type | Deep groove ball bearing |
| Bore d | 105 mm |
| Outer dia. D | 190 mm |
| Width B | 36 mm |
| Weight | ≈ 3.8 kg |
Dimensions are standard catalogue values; the weight is an approximate calculation. Please confirm before ordering.
Common suffixes for 6221
| 6221 | Standard design (open, normal clearance) |
|---|---|
| 6221-2RS | Rubber seals on both sides (sealed), greased |
| 6221-ZZ | Metal shields on both sides (dust shields) |
| 6221 C3 | Radial clearance larger than normal (for higher operating temperatures) |
| 6221-2RS C3 | Rubber seals on both sides (sealed), greased · Radial clearance larger than normal (for higher operating temperatures) |
| 6221-ZZ C3 | Metal shields on both sides (dust shields) · Radial clearance larger than normal (for higher operating temperatures) |
| 6221-Z | Metal shield on one side |
| 6221-RS | Rubber seal on one side |
| 6221 NR | Snap ring groove in the outer ring, with snap ring |
Click a designation to open it in the bearing finder. Suffix usage can differ slightly between brands.
Matching seal (radial shaft seal)
105 × 190 × 12 mm
Seal weight: ≈ 0.27 kg
Other common widths: 105 × 190 × 10 mm, 105 × 190 × 15 mm
The seal's inner diameter matches the shaft (105 mm) and its outer diameter matches the housing bore (190 mm); the width depends on the space in the housing. NBR (double lip, TC type) is recommended for general use and FKM (Viton) for high temperatures.
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