SKF single-row deep groove ball bearing · catalog page 270
6303-2Z
Exact manufacturer product-table record from SKF's rolling-bearing catalog.
Published bearing data
Dimensions and ratings
- Designation
- 6303-2Z
- Static load rating C0
- 6.55 kN
- Fatigue load limit Pu
- 0.275 kN
- Reference speed
- 34,000 rpm
- Limiting speed
- 17,000 rpm
- Mass
- 0.12 kg
- Catalog / PDF page
- 270 / 272
- Published row text
- 47 14 14,3 6,55 0,275 34 000 17 000 0,12 ▶ 6303-2Z 6303-Z
Verification boundary
What still needs to match
Exact suffix/designMatch shields/seals, cage design, snap-ring features, tolerance class, and internal clearance.
Fits and dimensionsConfirm shaft/housing fits, chamfers, shoulders, preload/clearance effects, and mounting arrangement.
DutyCheck radial/axial load, speed, lubrication, temperature, contamination, and bearing life requirements.
Special requirementsVerify insulation, noise, stainless/high-temperature needs, and the latest SKF product data before ordering.
Related SKF bearings
Same bore size
17 mm bore61803-2RS126 × 5 mm · 16,000 rpm17 mm bore61803-2RZ26 × 5 mm · 28,000 rpm17 mm bore61803-2Z26 × 5 mm · 28,000 rpm17 mm bore6180326 × 5 mm · 34,000 rpm17 mm bore61903-2RS130 × 7 mm · 14,000 rpm17 mm bore61903-2Z30 × 7 mm · 26,000 rpm17 mm bore61903-2RZ30 × 7 mm · 26,000 rpm17 mm bore6190330 × 7 mm · 32,000 rpm