SKF 6801 Bearing — Specifications, Dimensions & Cross-Reference

The SKF 6801 is a deep groove ball bearing manufactured by SKF. It belongs to the 6800 series and features dimensions of 12 × 21 × 5 mm (bore × OD × width). This bearing has a dynamic load rating of 1,430 N and a static load rating of 780 N, making it suitable for light-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)12 mm
Outside Diameter (D)21 mm
Width (B)5 mm
Weight0.006 kg
Performance
Dynamic Load Rating (Cr)1,430 N
Static Load Rating (C₀r)780 N
Limiting Speed (Grease)26,000 rpm
Limiting Speed (Oil)34,000 rpm
💡 Application Note: The 6800 series bearings are commonly used in precision instruments, medical devices, dental handpieces, and miniature mechanisms.

Brand Cross-Reference — 6801 Equivalents

The following bearings from other manufacturers are interchangeable with the SKF 6801. All share identical dimensions (12×21×5mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
SKFSKF 6801 ✦1,430780
Timken Timken 6801 1,430 780
NTN NTN 6801 1,430 780
NACHI NACHI 6801 1,430 780
KOYO KOYO 6801 1,430 780
FAG FAG 6801 1,430 780
Timken Timken 6801 1,430 780
NSK NSK 6801 1,430 780
NTN NTN 6801 1,430 780
SKF SKF 6801 1,430 780

Available Variants

The SKF 6801 base bearing is available in these configurations:

SKF 6801-ZZ-C3
"Double shielded
SKF 6801-ZZ
Double metal shielded
SKF 6801-NR
Open with snap ring
SKF 6801-C3
"Open
SKF 6801-2Z
Double metal shielded (ISO)
SKF 6801-2RS-C3
"Double sealed
SKF 6801-2RS
Double rubber sealed
SKF 6801-NR
Open with snap ring
SKF 6801-ZZ-C3
Double shielded, C3 clearance
SKF 6801-2RS-C3
Double sealed, C3 clearance
SKF 6801-C3
Open, C3 clearance
SKF 6801-2Z
Double metal shielded (ISO)
SKF 6801-ZZ
Double metal shielded
SKF 6801-2RS
Double rubber sealed
SKF 6801
Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the SKF 6801?

The SKF 6801 has a bore diameter of 12mm, outside diameter of 21mm, and width of 5mm. It weighs 0.006kg.

What is the load capacity of the SKF 6801?

The dynamic load rating (Cr) is 1,430 N and the static load rating (C₀r) is 780 N. The maximum recommended speed is 26,000 rpm with grease lubrication or 34,000 rpm with oil lubrication.

What bearings are equivalent to SKF 6801?

The 6801 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 12×21×5mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.