6904 bearing: 20 × 37 × 9 mm
Bearings › 6904
A 6904 is a deep groove ball bearing, 20 mm bore, 37 mm outside diameter, 9 mm wide. Variants: 6904-2RS (rubber sealed), 6904-ZZ (metal shields), 6904 open.
| Bore | 20 mm |
|---|---|
| Outside diameter (OD) | 37 mm |
| Width | 9 mm |
Sizes from maker catalogues. No sourced load ratings for this one yet, so none are shown.
Open 6904 in BenchsmithAdd to order list
What the number means
6 | Deep groove ball bearing |
9 | Thin section series, a little heavier |
04 | Bore 04 × 5 = 20 mm |
Ask for
- 6904-2RS: rubber sealed both sides. Other brands: SKF 6904-2RSH, FAG 6904-2RSR, NSK 6904DDU, NTN 6904LLU, Koyo 6904-2RS.
- 6904-ZZ: metal shields both sides. Other brands: SKF 6904-2Z, FAG 6904-2ZR, NSK 6904ZZ, NTN 6904ZZ, Koyo 6904ZZ.
- 6904: open, no seals or shields.
Add C3 for electric motors and anything that runs hot.
Same bore, different size
- 680420 × 32 × 7
- 1600420 × 42 × 8
- 600420 × 42 × 12
- 620420 × 47 × 14
- 630420 × 52 × 15
- 640420 × 72 × 19
One size up or down
Every bearing 20 × 37 × 9 mm: 20 × 37 × 9 mm bearings. Measured a bearing with no number on it? Type the bore, OD and width into Benchsmith → Find → Bearing.