NACHI 6020-2Z Bearing — Specifications, Dimensions & Cross-Reference

The NACHI 6020-2Z is a deep groove ball bearing double metal shielded manufactured by NACHI. It belongs to the 6000 series and features dimensions of 100 × 150 × 24 mm (bore × OD × width). This bearing has a dynamic load rating of 46,500 N and a static load rating of 43,000 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)100 mm
Outside Diameter (D)150 mm
Width (B)24 mm
Weight1.000 kg
Performance
Dynamic Load Rating (Cr)46,500 N
Static Load Rating (C₀r)43,000 N
Limiting Speed (Grease)3,800 rpm
Limiting Speed (Oil)4,500 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 — 6020-2Z Equivalents

The following bearings from other manufacturers are interchangeable with the NACHI 6020-2Z. All share identical dimensions (100×150×24mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
NACHINACHI 6020-2Z ✦46,50043,000
NTN NTN 6020-2Z 46,500 43,000
KOYO KOYO 6020-2Z 46,500 43,000
Timken Timken 6020-2Z 46,500 43,000
NSK NSK 6020-2Z 46,500 43,000
FAG FAG 6020-2Z 46,500 43,000
NTN NTN 6020-2Z 46,500 43,000
SKF SKF 6020-2Z 46,500 43,000

Available Variants

The NACHI 6020 base bearing is available in these configurations:

NACHI 6020-ZZ-C3
"Double shielded
NACHI 6020-ZZ
Double metal shielded
NACHI 6020-NR
Open with snap ring
NACHI 6020-C3
"Open
NACHI 6020-2RS-C3
"Double sealed
NACHI 6020-2RS
Double rubber sealed
NACHI 6020
Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the NACHI 6020-2Z?

The NACHI 6020-2Z has a bore diameter of 100mm, outside diameter of 150mm, and width of 24mm. It weighs 1.000kg.

What is the load capacity of the NACHI 6020-2Z?

The dynamic load rating (Cr) is 46,500 N and the static load rating (C₀r) is 43,000 N. The maximum recommended speed is 3,800 rpm with grease lubrication or 4,500 rpm with oil lubrication.

What bearings are equivalent to NACHI 6020-2Z?

The 6020-2Z is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 100×150×24mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.