NSK 2210-ZZ Bearing — Specifications, Dimensions & Cross-Reference

The NSK 2210-ZZ is a self-aligning ball bearing double metal shielded manufactured by NSK. It belongs to the 2200 series and features dimensions of 50 × 90 × 23 mm (bore × OD × width). This bearing has a dynamic load rating of 27,000 N and a static load rating of 11,400 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)	50 mm
Outside Diameter (D)	90 mm
Width (B)	23 mm
Weight	0.440 kg

Performance
Dynamic Load Rating (Cr)	27,000 N
Static Load Rating (C₀r)	11,400 N
Limiting Speed (Grease)	5,600 rpm
Limiting Speed (Oil)	7,000 rpm

💡 Application Note: The 2200 series bearings are commonly used in agricultural equipment, conveyor systems, and applications with moderate misalignment. 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 — 2210-ZZ Equivalents

The following bearings from other manufacturers are interchangeable with the NSK 2210-ZZ. All share identical dimensions (50×90×23mm) and comparable load ratings:

Brand	Part Number	Dynamic Load (N)	Static Load (N)
NSK	NSK 2210-ZZ ✦	27,000	11,400
NACHI	NACHI 2210-ZZ	27,000	11,400
KOYO	KOYO 2210-ZZ	27,000	11,400
Timken	Timken 2210-ZZ	27,000	11,400
FAG	FAG 2210-ZZ	27,000	11,400
NTN	NTN 2210-ZZ	27,000	11,400
SKF	SKF 2210-ZZ	27,000	11,400

Available Variants

The NSK 2210 base bearing is available in these configurations:

NSK 2210-NR

Open with snap ring

NSK 2210-ZZ-C3

Double shielded, C3 clearance

NSK 2210-2RS-C3

Double sealed, C3 clearance

NSK 2210-C3

Open, C3 clearance

NSK 2210-2Z

Double metal shielded (ISO)

NSK 2210-2RS

Double rubber sealed

NSK 2210

Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the NSK 2210-ZZ?

The NSK 2210-ZZ has a bore diameter of 50mm, outside diameter of 90mm, and width of 23mm. It weighs 0.440kg.

What is the load capacity of the NSK 2210-ZZ?

The dynamic load rating (Cr) is 27,000 N and the static load rating (C₀r) is 11,400 N. The maximum recommended speed is 5,600 rpm with grease lubrication or 7,000 rpm with oil lubrication.

What bearings are equivalent to NSK 2210-ZZ?

The 2210-ZZ is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 50×90×23mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.