4pcs 6004-ZZ Deep Groove Ball Bearings Chrome Steel ABEC5 Bearing 20x42x12mm

Double-sided metal shield: This bearing is equipped with a double-sided metal shield, which has good corrosion resistance and can effectively prevent the entry of dust and moisture extending the service life of the bearing and maintaining optimal performance.P5 (ABEC5) precision grade: This bearing has a P5 (ABEC5) precision grade, which ensures smooth and precise operation, making it suitable for high-speed rotation and applications requiring high precision.Z3 Noise Level: Designed to minimize friction and vibration, this bearing has a Z3 noise level, providing a quiet, noise-free working environment and improving user comfort.Chrome steel material: Deep groove ball bearings are made of quality chrome steel with excellent strength, hardness, wear resistance and corrosion resistance.

(50) 6004-ZZ Premium Metal Shield Ball Bearing C3 EMQ, 20x42x12, 6004 ZZ 6004z

Dimensions: 20x42x12 Metal Shield on both sides 100% Chrome Steel for higher resistance and durability Supports 21,000 rpm Our high-quality bearing is made to reduce your replacement frequency and maintenance cost Model: 6004 ZZ  Quantity per Package: 50 Pcs   Material: 100% Chrome Steel  Protection: Metal Shield on both sides  Greased / Lubricated: Yes  Bore (Inner) Diameter: 20 mm  Outer Diameter: 42 mm Width (Thickness): 12 mm  Supported Revolutions per Minute (RPM): 21,000  PGN’s 6004 ZZ (20x42x12) is a single-row bearing that supports radial loads, made with Chromium Steel providing superior quality and durability. It comes pre-lubricated and shielded to keep the lubricant in and contaminants, dirt and debris out.

(30) 6004-ZZ Premium Metal Shield Ball Bearing C3 EMQ, 20x42x12, 6004 ZZ 6004z

Dimensions: 20x42x12 Metal Shield on both sides 100% Chrome Steel for higher resistance and durability Supports 21,000 rpm Our high-quality bearing is made to reduce your replacement frequency and maintenance cost Model: 6004 ZZ  Quantity per Package: 30 Pcs   Material: 100% Chrome Steel  Protection: Metal Shield on both sides  Greased / Lubricated: Yes  Bore (Inner) Diameter: 20 mm  Outer Diameter: 42 mm Width (Thickness): 12 mm  Supported Revolutions per Minute (RPM): 21,000  PGN’s 6004 ZZ (20x42x12) is a single-row bearing that supports radial loads, made with Chromium Steel providing superior quality and durability. It comes pre-lubricated and shielded to keep the lubricant in and contaminants, dirt and debris out.