NA6904 Bearing
Needle roller bearing
- Bore d20 mm
- Outer dia. D37 mm
- Width B30 mm
- Weight≈ 0.14 kg
High radial loads in a small housing: gearboxes, pumps, agricultural and construction machinery.
Technical data
| Bearing designation | NA6904 |
|---|---|
| Type | Needle roller bearing |
| Bore d | 20 mm |
| Outer dia. D | 37 mm |
| Width B | 30 mm |
| Weight | ≈ 0.14 kg |
Designation meaning and notes
- Needle roller bearing with inner ring.
Dimensions are standard catalogue values; the weight is an approximate calculation. Please confirm before ordering.
Common suffixes for NA6904
| NA6904-2RS | Rubber seals on both sides (sealed), greased |
|---|
Click a designation to open it in the bearing finder. Suffix usage can differ slightly between brands.
Matching seal (radial shaft seal)
20 × 37 mm
Needle roller bearings usually take a thin (type G) shaft seal: inner diameter 20 mm, outer diameter 37 mm. We'll help you choose the width to fit the housing.
Quote for bearing and seal