SKF Deep Groove Ball Bearing 6321 105 mm Bore Cylindrical Bore Normal Clearance Steel Cage Built To Last Workhorse For Heavy Duty Machinery 182 kN Dynamic Load Rating 153 kN Static Load Rating

SKF 6321 Deep Groove Ball Bearing, 105 mm Bore, Single
✔️ O.D. 8.858 in (225 mm), width 49 mm (1.93 in), CN clearance

SKF 6321 is a standard deep groove ball bearing with a cylindrical bore and normal clearance designed for heavy-duty machinery. This single-row bearing is a reliable workhorse in industrial setups such as conveyors, pumps, and gear-driven equipment, delivering steady radial support and long service life.

✅ Basic Dynamic Load Rating: 182 kN (≈40,900 lbf)
✅ Basic Static Load Rating: 153 kN (≈34,400 lbf)
✅ Bearing Material: Bearing steel
✅ Bore Diameter: 105 mm (4.13 in)
✅ Bore Type: Cylindrical
✅ Outer Diameter: 8.858 in (225 mm)
✅ Width: 49 mm (1.93 in)
✅ Cage: Sheet metal
✅ Clearance: Normal (CN)
✅ Limiting Speed: 4000 r/min
✅ Lubricant: None
✅ Matched Arrangement: No
✅ Number of Rows: 1
✅ Reference Speed: 6300 r/min
✅ Sealing: Without
✅ Coating: Without
✅ Filling Slots: Without
✅ Tolerance Class: Normal
✅ Pack Size: Single bearing
✅ Pack Dimensions: 245 mm x 240 mm x 58 mm (9.65 in x 9.45 in x 2.28 in)
✅ Pack Height: 245 mm (9.65 in)
✅ Pack Length: 240 mm (9.45 in)
✅ Pack Width: 58 mm (2.28 in)

💡 What is a deep groove ball bearing used for in heavy machinery? This handy guide explains typical uses and benefits. - Provides radial load support with low friction - Fits in motors, conveyors, pumps, and fans - Easy to replace with standard catalog parts