Stenless Steel Cup Ball Bearing 3*8*4mm
Review: 5 - "A masterpiece of literature" by John Doe, written onMay 4, 20020
Great
-25%
Miniature precision bearing with cup housing
Small stainless steel radial ball bearing
Stainless steel cup ball bearing 3Γ—8Γ—4 mm
Miniature precision bearing with cup housing
Small stainless steel radial ball bearing
Stainless steel cup ball bearing 3Γ—8Γ—4 mm

Stenless Steel Cup Ball Bearing 3*8*4mm

Available:In Stock
  • Product SKU: LGRO122
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Highlights
  • Original, High Quality
  • KitsGuru Warranty
  • Stainless steel construction
  • 3Γ—8Γ—4 mm precision size
  • Cup-style outer seating
  • Low-friction ball rotation
  • Ideal for robotics & RC
  • Long-life corrosion resistance
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Specification

Description

Stainless Steel Cup Ball Bearing 3Γ—8Γ—4 mm

The Stainless Steel Cup Ball Bearing 3Γ—8Γ—4 mm is a premium, high-precision deep groove ball bearing designed for smooth, low-friction rotational movement. Its unique cup-shaped outer surface allows secure seating inside housings and mechanical assemblies.

Made from corrosion-resistant stainless steel, this miniature bearing is ideal for robotics, 3D printers, gimbal mechanisms, RC models, precision tools, and compact rotating systems.

Technical Details

  • Material: Stainless steel
  • Bearing Type: Deep groove ball bearing
  • Outer Shape: Cup-style seating flange
  • Inner Diameter (ID): 3 mm
  • Outer Diameter (OD): 8 mm
  • Thickness: 4 mm
  • Load Type: Radial and light axial loads
  • Sealing: Open bearing
  • Friction Level: Very low (ball-based rotation)
  • Durability: Corrosion-resistant & long-life

Features

  • Premium stainless steel construction
  • Cup outer shape for secure seating
  • Smooth ball-based low-friction motion
  • Designed for precision mechanisms
  • Supports fast and stable rotation
  • Ideal for DIY and engineering use

Applications

  • Robotics and articulated mechanisms
  • 3D printers and CNC systems
  • RC cars, drones & gimbals
  • Miniature gearboxes and shafts
  • Home-built tools and machines

Physical Attributes

  • Material: Stainless steel
  • Finish: Polished silver finish
  • ID Γ— OD Γ— Width: 3 Γ— 8 Γ— 4 mm
  • Outer Shape: Cup-shaped housing seat
  • Weight: 1g
  • Construction: Ball bearing with steel races

Package Includes

  • 1 Γ— Stainless Steel Cup Ball Bearing 3Γ—8Γ—4 mm

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