Machined Needle Roller Bearing NA4856 Inner Ring, 280 mm ID x 350 mm OD x 80 mm Width, High Carbon Steel with Oil Hole, Caged Type for Gearboxes and Linear Slide Units, single piece
✔️ Inner ring; high carbon steel; oil holes; caged type; single piece
This machined caged needle roller bearing (single piece) provides high radial load capacity for gearboxes, transmissions and linear slide units where compact, heavy-duty rollers are required.
✅ Model: NA4856 (NA48 metric series)✅ Inner diameter: 280 mm; Outer diameter: 350 mm; Width: 80 mm
✅ Material: High carbon steel; Type: Caged machined with inner ring
✅ Oil holes: Yes; Enclosure: Open; Maximum speed: 950 rpm
✅ Dynamic load capacity: 486000 N; Static load capacity: 1550000 N
✅ Weight: 1.000 lb; SKU: 864041; Pack: single piece
💡 What is a needle roller bearing used for in industrial gearboxes and linear slide units? Needle roller bearings are a handy choice when you need compact rollers that handle high radial loads while saving shaft space. Quick overview: - Ideal for tight radial spaces in gearboxes, transmissions, and linear slide unit setups - Offers high load capacity per footprint, good for conveyor shafts and cam followers - Requires proper lubrication (oil holes provided) and routine inspection for long life - Search-related terms: sealed ball bearing, ceramic alternatives, linear slide unit compatibility