Needle Roller Bearing RNAF304216 Single Separable Cage 30 mm ID x 42 mm OD x 16 mm Width High Carbon Steel Open 1‑Row Metric Roller Bearing for High-Speed, Linear Slide Unit and Transmission Use

Single needle roller bearing 30 mm x 42 mm x 16 mm
✔️ Separable cage; high carbon steel; 1-row; 30 mm ID 42 mm OD 16 mm

This single open needle roller bearing with a separable cage is made for compact radial load support in gearboxes, transmissions, linear slide units and other high-speed machinery. Each listing is for one bearing.

✅ Model: RNAF304216, RNAF Metric Series
✅ Bearing type: caged separable needle roller, open enclosure
✅ Material: high carbon steel for strength and wear resistance
✅ Dimensions: 30 mm inner diameter, 42 mm outer diameter, 16 mm width
✅ Load ratings: dynamic 20800 N, static 28400 N
✅ Maximum speed: up to 17000 rpm (application dependent)
✅ Rows: single row; oil hole: no; weight: 0.150 lb each
✅ Typical applications: linear slide unit, transmission, gearboxes, power tool shafts

💡 What is a needle roller bearing used for in compact linear slide unit and transmission applications? Needle roller bearings are handy when you need high radial load capacity in a tight radial space. - They provide high radial load support in minimal cross-section, ideal for compact linear slide unit and transmission designs. - Often used in automotive gearboxes, pump drives, power tools, and compact linear motion systems where a sealed ball bearing would be too bulky. - Caged separable types make installation and replacement easier without pulling housings apart; check compatibility with sealed ball bearing or ceramic options by rpm and load ratings.