Flanged Ball Bearing SFR144ZZ Ceramic Si3N4 Stainless Steel Shielded ABEC5 Precision Bearing With 3.175Mm Inner Diameter 6.350Mm Outer Diameter 2.780Mm Width Double Shield Protection For High Speed Machinery Robotics And Precision Equipment

Single flange ceramic ball bearing, 3.175x6.350x2.780mm
✔️ Single bearing, ABEC-5, ceramic Si3N4, stainless shielded

These are flanged stainless steel ball bearings with ceramic balls designed for precise load support in tight spaces. They’re commonly used in robotics, hobby machines, and CNC linear guides where durability and clean operation matter.

✅ Inner diameter 3.175 mm (0.125 in)
✅ Outer diameter 6.350 mm (0.250 in)
✅ Width 2.780 mm (0.109 in)
✅ Material: Si3N4 ceramic balls in stainless housing
✅ Shields: double side metal shields
✅ Closure: non-contact rubber seals
✅ Lubrication: Oil-12
✅ Quantity: 1 roulement

💡 Qu'est-ce qu'un sealed Roulement à billes en céramique utilisé dans les machines de précision ?

These handy parts deliver smooth motion and long life in tight, dusty or humid environments.

- High speed, low friction operation - Ceramic balls resist corrosion and wear - Sealed design keeps lubricant in and contaminants out - Ideal for robotics, CNC and automation setups