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Home / Bearings & Bushings / Micro U-Groove and V-Groove Bearings: Inner Diameters 3, 4, 5, 6, 7, 8, 10, 12, 15 mm for Wire Guide Pulleys and Tensioners

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Chrome Steel GCr15
Groove Profile U-Groove and V-Groove Options
Bore Diameter 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm, 15mm
Precision Class ABEC-1 (ISO Normal)
Seal Type Open or ZZ Metal Shield
Cage Material Steel Stampings
Lubrication Pre-greased with Lithium Grease
Operating Temperature -20°C to 120°C
Primary Application Wire Pulling, Cable Guides, Pulleys
Package Quantity 10 Pieces per Pack

5 reviews

A

Anonymous

Apr 01, 2026

Rating: 5/5

Exact Fit

Ordered the 5mm bore. Matches specifications exactly.

A

Anonymous

Mar 24, 2026

Rating: 5/5

Great for DIY Pulleys

Used these for a custom cable rig. Smooth rotation and fit perfectly.

A

Anonymous

Mar 15, 2026

Rating: 4/5

Good Quality

Solid bearings. One was slightly stiff but loosened up after use.

A

Anonymous

Feb 05, 2026

Rating: 5/5

Fast Delivery

Product arrived quickly and well packaged. No damage.

A

Anonymous

Jan 27, 2026

Rating: 3/5

Decent but Noisy

Works well but needed extra lubrication for quiet operation.

5 FAQ

Q: What is the maximum RPM?

A: Varies by size. Please consult technical sheet for specific bore sizes.

Q: Is installation tool required?

A: Standard press fit tools recommended for secure installation.

Q: Do you sell bulk packs?

A: Yes, contact support for bulk pricing on orders over 50 units.

Q: Are these corrosion resistant?

A: Standard chrome steel. For wet environments, consider stainless variants.

Q: Can these handle stainless steel cable?

A: Yes, suitable for most cable types within load limits.

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