Needle Roller Bearing RNAF183012 Separable Cage, Single Bearing, 18 mm ID x 30 mm OD x 12 mm Width, High-Carbon Steel, Single-Row Metric Needle for Linear Slide Units
✔️ 18 mm ID x 30 mm OD x 12 mm W, caged separable, high-carbon steel
This single-piece metric needle roller bearing with a separable cage fits compact linear slide units, precision housings, and machinery that needs high radial load capacity in a low-profile package.
✅ Inner diameter (I.D.): 18 mm✅ Outer diameter (O.D.): 30 mm
✅ Width: 12 mm
✅ Material: high-carbon steel; open, caged separable type
✅ Dynamic load capacity: 11800 N; Static load capacity: 13100 N
✅ Max speed: 30000 rpm; rows: 1; oil hole: no
✅ Series: RNAF metric series; enclosure: open; package: single bearing
✅ Weight: approx 36 g; model RNAF183012; SKU: 1911538
💡 What is a needle roller bearing used for in linear slide units and compact precision assemblies? Needle roller bearings provide high radial load capacity in tight, low-profile spaces and are handy when a sealed ball bearing would be too bulky. Here are common uses and advantages: - Suited for linear slide units, linear guides, and actuator shafts where space is limited. - Delivers higher radial load capacity than similar-sized sealed ball bearings and can be a practical alternative to ceramic rollers when metallic strength is preferred. - Frequently used in automotive components, gearboxes, office equipment, and precision housings for smooth, compact performance.