NSK 6412 Bearing — Specifications, Dimensions & Cross-Reference

The NSK 6412 is a deep groove ball bearing manufactured by NSK. It belongs to the 6400 series and features dimensions of 60 × 150 × 35 mm (bore × OD × width). This bearing has a dynamic load rating of 110,000 N and a static load rating of 67,000 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)60 mm
Outside Diameter (D)150 mm
Width (B)35 mm
Weight2.43 kg
Performance
Dynamic Load Rating (Cr)110,000 N
Static Load Rating (C₀r)67,000 N
Limiting Speed (Grease)4,500 rpm
Limiting Speed (Oil)5,600 rpm
💡 Application Note: The 6400 series bearings are commonly used in heavy machinery, large industrial gearboxes, and high-load conveyor systems.

Brand Cross-Reference — 6412 Equivalents

The following bearings from other manufacturers are interchangeable with the NSK 6412. All share identical dimensions (60×150×35mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
NSKNSK 6412 ✦110,00067,000
Timken Timken 6412 110,000 67,000
SKF SKF 6412 110,000 67,000
NTN NTN 6412 110,000 67,000
NACHI NACHI 6412 110,000 67,000
KOYO KOYO 6412 110,000 67,000
FAG FAG 6412 110,000 67,000
Timken Timken 6412 110,000 67,000
NTN NTN 6412 110,000 67,000
SKF SKF 6412 110,000 67,000

Available Variants

The NSK 6412 base bearing is available in these configurations:

NSK 6412-NR
Open with snap ring
NSK 6412-ZZ-C3
Double shielded, C3 clearance
NSK 6412-2RS-C3
Double sealed, C3 clearance
NSK 6412-C3
Open, C3 clearance
NSK 6412-2Z
Double metal shielded (ISO)
NSK 6412-ZZ
Double metal shielded
NSK 6412-2RS
Double rubber sealed

Frequently Asked Questions

What are the dimensions of the NSK 6412?

The NSK 6412 has a bore diameter of 60mm, outside diameter of 150mm, and width of 35mm. It weighs 2.43kg.

What is the load capacity of the NSK 6412?

The dynamic load rating (Cr) is 110,000 N and the static load rating (C₀r) is 67,000 N. The maximum recommended speed is 4,500 rpm with grease lubrication or 5,600 rpm with oil lubrication.

What bearings are equivalent to NSK 6412?

The 6412 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 60×150×35mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.