KOYO 6006-ZZ Bearing — Specifications, Dimensions & Cross-Reference

The KOYO 6006-ZZ is a deep groove ball bearing double metal shielded manufactured by KOYO. It belongs to the 6000 series and features dimensions of 30 × 55 × 13 mm (bore × OD × width). This bearing has a dynamic load rating of 10,180 N and a static load rating of 6,910 N, making it suitable for medium-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)	30 mm
Outside Diameter (D)	55 mm
Width (B)	13 mm
Weight	0.112 kg

Performance
Dynamic Load Rating (Cr)	10,180 N
Static Load Rating (C₀r)	6,910 N
Limiting Speed (Grease)	13,000 rpm
Limiting Speed (Oil)	15,000 rpm

💡 Application Note: The 6000 series bearings are commonly used in electric motors, power tools, small pumps, and household appliances. The -ZZ suffix indicates double metal shields, offering good protection while maintaining lower friction than rubber seals — suitable for higher speed applications.

Brand Cross-Reference — 6006-ZZ Equivalents

The following bearings from other manufacturers are interchangeable with the KOYO 6006-ZZ. All share identical dimensions (30×55×13mm) and comparable load ratings:

Brand	Part Number	Dynamic Load (N)	Static Load (N)
KOYO	KOYO 6006-ZZ ✦	10,180	6,910
NACHI	NACHI 6006-ZZ	10,180	6,910
Timken	Timken 6006-ZZ	10,180	6,910
FAG	FAG 6006-ZZ	10,180	6,910
NSK	NSK 6006-ZZ	10,180	6,910
NTN	NTN 6006-ZZ	10,180	6,910
SKF	SKF 6006-ZZ	10,180	6,910

Available Variants

The KOYO 6006 base bearing is available in these configurations:

KOYO 6006-NR

Open with snap ring

KOYO 6006-ZZ-C3

Double shielded, C3 clearance

KOYO 6006-2RS-C3

Double sealed, C3 clearance

KOYO 6006-C3

Open, C3 clearance

KOYO 6006-2Z

Double metal shielded (ISO)

KOYO 6006-2RS

Double rubber sealed

KOYO 6006

Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the KOYO 6006-ZZ?

The KOYO 6006-ZZ has a bore diameter of 30mm, outside diameter of 55mm, and width of 13mm. It weighs 0.112kg.

What is the load capacity of the KOYO 6006-ZZ?

The dynamic load rating (Cr) is 10,180 N and the static load rating (C₀r) is 6,910 N. The maximum recommended speed is 13,000 rpm with grease lubrication or 15,000 rpm with oil lubrication.

What bearings are equivalent to KOYO 6006-ZZ?

The 6006-ZZ is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 30×55×13mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.