ST253745UUB single heavy-load sealed ball bearing ST metric series, UUB double-lip design, 25 mm bore, 37 mm OD, 45 mm length, 120°C rating, 1450 N dynamic, 1430 N static

Single ST253745UUB sealed ball bearing, ST series
✔️ 25 mm bore, 37 mm OD, 45 mm length, 1450 N dyn, 1430 N static

This single sealed steel ball bearing (ST253745UUB) from the ST metric series is a heavy-load unit used in linear slide units, conveyor rollers, and industrial machinery where sealed reliability and high-temperature performance matter.

✅ Model: ST253745UUB, ST metric series
✅ Bore / shaft diameter: 25 mm
✅ Outer diameter: 37 mm; length: 45 mm
✅ Material: steel, heavy-load type
✅ Enclosure: UUB double-lip sealed design
✅ Dynamic / static load capacity: 1450 N / 1430 N
✅ Temperature rating: up to 120°C
✅ Pack: single bearing, sold each; typically ships in 1 day

💡 What is a sealed ball bearing used for in linear slide unit applications? Sealed bearings keep contaminants out and lubrication in, which makes them handy for lower-maintenance motion systems. - Ideal for linear slide unit guides, conveyor rollers, and machine spindles - Keeps grease sealed for longer life and reliable performance at elevated temps like 120°C - Supports heavy radial loads and reduces maintenance needs in industrial setups