KOYO 6008-2Z Bearing — Specifications, Dimensions & Cross-Reference

The KOYO 6008-2Z is a deep groove ball bearing double metal shielded manufactured by KOYO. It belongs to the 6000 series and features dimensions of 40 × 68 × 15 mm (bore × OD × width). This bearing has a dynamic load rating of 13,100 N and a static load rating of 9,450 N, making it suitable for medium-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)40 mm
Outside Diameter (D)68 mm
Width (B)15 mm
Weight0.180 kg
Performance
Dynamic Load Rating (Cr)13,100 N
Static Load Rating (C₀r)9,450 N
Limiting Speed (Grease)10,000 rpm
Limiting Speed (Oil)12,000 rpm
💡 Application Note: The 6000 series bearings are commonly used in electric motors, power tools, small pumps, and household appliances. The -2Z suffix indicates double metal shields, offering good protection while maintaining lower friction than rubber seals — suitable for higher speed applications.

Brand Cross-Reference — 6008-2Z Equivalents

The following bearings from other manufacturers are interchangeable with the KOYO 6008-2Z. All share identical dimensions (40×68×15mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
KOYOKOYO 6008-2Z ✦13,1009,450
NACHI NACHI 6008-2Z 13,100 9,450
Timken Timken 6008-2Z 13,100 9,450
FAG FAG 6008-2Z 13,100 9,450
NSK NSK 6008-2Z 13,100 9,450
NTN NTN 6008-2Z 13,100 9,450
SKF SKF 6008-2Z 13,100 9,450

Available Variants

The KOYO 6008 base bearing is available in these configurations:

KOYO 6008-NR
Open with snap ring
KOYO 6008-ZZ-C3
Double shielded, C3 clearance
KOYO 6008-2RS-C3
Double sealed, C3 clearance
KOYO 6008-C3
Open, C3 clearance
KOYO 6008-ZZ
Double metal shielded
KOYO 6008-2RS
Double rubber sealed
KOYO 6008
Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the KOYO 6008-2Z?

The KOYO 6008-2Z has a bore diameter of 40mm, outside diameter of 68mm, and width of 15mm. It weighs 0.180kg.

What is the load capacity of the KOYO 6008-2Z?

The dynamic load rating (Cr) is 13,100 N and the static load rating (C₀r) is 9,450 N. The maximum recommended speed is 10,000 rpm with grease lubrication or 12,000 rpm with oil lubrication.

What bearings are equivalent to KOYO 6008-2Z?

The 6008-2Z is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 40×68×15mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.