NSK 7206-C3 Bearing — Specifications, Dimensions & Cross-Reference

The NSK 7206-C3 is a angular contact ball bearing with C3 clearance manufactured by NSK. It belongs to the 7200 series and features dimensions of 30 × 62 × 16 mm (bore × OD × width). This bearing has a dynamic load rating of 20,400 N and a static load rating of 11,600 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)	30 mm
Outside Diameter (D)	62 mm
Width (B)	16 mm
Weight	0.200 kg

Performance
Dynamic Load Rating (Cr)	20,400 N
Static Load Rating (C₀r)	11,600 N
Limiting Speed (Grease)	11,000 rpm
Limiting Speed (Oil)	14,000 rpm

💡 Application Note: The 7200 series bearings are commonly used in machine tool spindles, pumps, compressors, and applications requiring combined radial and axial loads. The -C3 suffix indicates greater-than-normal radial internal clearance, recommended for applications with temperature differentials or tight shaft/housing fits.

Brand Cross-Reference — 7206-C3 Equivalents

The following bearings from other manufacturers are interchangeable with the NSK 7206-C3. All share identical dimensions (30×62×16mm) and comparable load ratings:

Brand	Part Number	Dynamic Load (N)	Static Load (N)
NSK	NSK 7206-C3 ✦	20,400	11,600
SKF	SKF 7206-C3	20,400	11,600
NTN	NTN 7206-C3	20,400	11,600
KOYO	KOYO 7206-C3	20,400	11,600
FAG	FAG 7206-C3	20,400	11,600
NACHI	NACHI 7206-C3	20,400	11,600
Timken	Timken 7206-C3	20,400	11,600
NTN	NTN 7206-C3	20,400	11,600
SKF	SKF 7206-C3	20,400	11,600

Available Variants

The NSK 7206 base bearing is available in these configurations:

NSK 7206-NR

Open with snap ring

NSK 7206-ZZ-C3

Double shielded, C3 clearance

NSK 7206-2RS-C3

Double sealed, C3 clearance

NSK 7206-2Z

Double metal shielded (ISO)

NSK 7206-ZZ

Double metal shielded

NSK 7206-2RS

Double rubber sealed

NSK 7206

Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the NSK 7206-C3?

The NSK 7206-C3 has a bore diameter of 30mm, outside diameter of 62mm, and width of 16mm. It weighs 0.200kg.

What is the load capacity of the NSK 7206-C3?

The dynamic load rating (Cr) is 20,400 N and the static load rating (C₀r) is 11,600 N. The maximum recommended speed is 11,000 rpm with grease lubrication or 14,000 rpm with oil lubrication.

What bearings are equivalent to NSK 7206-C3?

The 7206-C3 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 30×62×16mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.