QJ315 Bearing
Four-point contact ball bearing
- Bore d75 mm
- Outer dia. D160 mm
- Width B37 mm
- Weight≈ 3.6 kg
High axial loads in both directions: compressors, gearboxes and pump shafts.
Technical data
| Bearing designation | QJ315 |
|---|---|
| Type | Four-point contact ball bearing |
| Bore d | 75 mm |
| Outer dia. D | 160 mm |
| Width B | 37 mm |
| Weight | ≈ 3.6 kg |
Designation meaning and notes
- Four-point contact; split inner ring.
Dimensions are standard catalogue values; the weight is an approximate calculation. Please confirm before ordering.
Common suffixes for QJ315
| QJ315 MA | Machined brass cage, outer ring guided |
|---|
Click a designation to open it in the bearing finder. Suffix usage can differ slightly between brands.
Matching seal (radial shaft seal)
75 × 160 × 12 mm
Seal weight: ≈ 0.2 kg
Other common widths: 75 × 160 × 10 mm, 75 × 160 × 15 mm
The seal's inner diameter matches the shaft (75 mm) and its outer diameter matches the housing bore (160 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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