Single Needle Roller Bearing BA44OH (BA474E02) BA Series - 1/4 in Bore, 7/16 in OD, Chromium Molybdenum Steel, Open Type, 1 Row, 1770 N Dynamic, 1390 N Static, 55,000 rpm

Single BA Series needle roller bearing BA44OH model
✔️ Bore 1/4 in, O.D. 7/16 in, Width 1/4 in, Open, 55,000 rpm

This single BA Series needle roller bearing (BA44OH / BA474E02) is a compact shell-type open roller for space-limited housings and high-speed shafts. Ideal for linear slide unit shafts, compact gearboxes, and precision rotary assemblies.

✅ Model: BA44OH (BA474E02) BA Series
✅ Material: Chromium Molybdenum Steel
✅ Bore: 1/4 in, O.D.: 7/16 in, Width: 1/4 in
✅ Dynamic load capacity: 1770 N, Static load capacity: 1390 N
✅ Max speed: 55,000 rpm, Rows: 1, Type: Open shell needle roller bearing

💡 What is a needle roller bearing used for in compact high-speed applications? They’re handy for carrying high radial loads in tight spaces while keeping shaft diameter small. - Ideal for linear slide unit shafts, compact gearboxes, and motor armatures that need low sectional height. - A good alternative to sealed ball bearing setups when radial load capacity and minimal cross-section matter. - Choose caged types for high-speed rotation or full-complement types for heavy-load, low-speed conditions. - Often selected instead of ceramic bearings when radial load capacity outweighs low friction needs.