SKF single-row deep groove ball bearing · catalog page 268
61903
Exact manufacturer product-table record from SKF's rolling-bearing catalog.
Published bearing data
Dimensions and ratings
- Designation
- 61903
- Static load rating C0
- 2.55 kN
- Fatigue load limit Pu
- 0.108 kN
- Reference speed
- 50,000 rpm
- Limiting speed
- 32,000 rpm
- Mass
- 0.016 kg
- Catalog / PDF page
- 268 / 270
- Published row text
- 30 7 4,62 2,55 0,108 50 000 32 000 0,016 ▶ 61903 –
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 bore16003-2Z35 × 8 mm · 22,000 rpm