Single ST heavy-load steel bearing ST203245B for 20 mm shafts, open enclosure needle roller, 45 mm length, 32 mm O.D., 2250 N dynamic, 2500 N static, 120°C, linear slide compatible, ceramic/sealed options

Single ST heavy-load bearing for 20 mm shaft use
✔️ Open heavy-load bearing, 45 mm length, 32 mm O.D., 20 mm shaft

This single ST203245B steel needle roller bearing (1 per pack) fits 20 mm shafts and is commonly used in linear slide units, machine guides, and heavy-duty equipment where high radial capacity and an open enclosure are needed.

✅ Model: ST203245B, ST series
✅ Material: Steel, heavy-load design
✅ Shaft diameter: 20 mm; O.D.: 32 mm; Length: 45 mm
✅ Dynamic load capacity: 2250 N; Static load capacity: 2500 N
✅ Enclosure: Open; Temperature rating: 120°C; Type: Heavy load
✅ Pack: single bearing (1 each); Weight: 0.230 lb; Typically ships in 1 day

💡 What is a heavy-load needle roller bearing used for in linear slide units? A quick answer that helps pick the right bearing for guides and slides. - Ideal for high radial load applications in linear slide units and machine guides, offering compact support where space is tight. - Often chosen over sealed ball bearing options when higher load capacity and lower profile are needed; ceramic upgrades can be considered for reduced friction or higher temp situations. - Handy for machine tools, conveyors, and heavy-duty guidance systems where open enclosure access and ease of maintenance matter.