6903 bearing: 17 × 30 × 7 mm
Bearings › 6903
A 6903 is a deep groove ball bearing, 17 mm bore, 30 mm outside diameter, 7 mm wide. Variants: 6903-2RS (rubber sealed), 6903-ZZ (metal shields), 6903 open.
| Bore | 17 mm |
|---|---|
| Outside diameter (OD) | 30 mm |
| Width | 7 mm |
Sizes from maker catalogues. No sourced load ratings for this one yet, so none are shown.
Open 6903 in BenchsmithAdd to order list
What the number means
6 | Deep groove ball bearing |
9 | Thin section series, a little heavier |
03 | Bore code 03 = 17 mm |
Ask for
- 6903-2RS: rubber sealed both sides. Other brands: SKF 6903-2RSH, FAG 6903-2RSR, NSK 6903DDU, NTN 6903LLU, Koyo 6903-2RS.
- 6903-ZZ: metal shields both sides. Other brands: SKF 6903-2Z, FAG 6903-2ZR, NSK 6903ZZ, NTN 6903ZZ, Koyo 6903ZZ.
- 6903: open, no seals or shields.
Add C3 for electric motors and anything that runs hot.
Same bore, different size
- 680317 × 26 × 5
- 1600317 × 35 × 8
- 600317 × 35 × 10
- 620317 × 40 × 12
- 630317 × 47 × 14
- 640317 × 62 × 17
One size up or down
Every bearing 17 × 30 × 7 mm: 17 × 30 × 7 mm bearings. Measured a bearing with no number on it? Type the bore, OD and width into Benchsmith → Find → Bearing.