NACHI 6314 Bearing — Specifications, Dimensions & Cross-Reference

The NACHI 6314 is a deep groove ball bearing manufactured by NACHI. It belongs to the 6300 series and features dimensions of 70 × 150 × 35 mm (bore × OD × width). This bearing has a dynamic load rating of 104,000 N and a static load rating of 68,000 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)70 mm
Outside Diameter (D)150 mm
Width (B)35 mm
Weight2.440 kg
Performance
Dynamic Load Rating (Cr)104,000 N
Static Load Rating (C₀r)68,000 N
Limiting Speed (Grease)4,500 rpm
Limiting Speed (Oil)5,300 rpm
💡 Application Note: The 6300 series bearings are commonly used in heavy-duty electric motors, mining equipment, construction machinery, and industrial gearboxes.

Brand Cross-Reference — 6314 Equivalents

The following bearings from other manufacturers are interchangeable with the NACHI 6314. All share identical dimensions (70×150×35mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
NACHINACHI 6314 ✦104,00068,000
Timken Timken 6314 104,000 68,000
SKF SKF 6314 104,000 68,000
NTN NTN 6314 104,000 68,000
KOYO KOYO 6314 104,000 68,000
FAG FAG 6314 104,000 68,000
Timken Timken 6314 104,000 68,000
NTN NTN 6314 104,000 68,000
NSK NSK 6314 104,000 68,000
SKF SKF 6314 104,000 68,000

Available Variants

The NACHI 6314 base bearing is available in these configurations:

NACHI 6314-ZZ-C3
"Double shielded
NACHI 6314-ZZ
Double metal shielded
NACHI 6314-NR
Open with snap ring
NACHI 6314-2Z
Double metal shielded (ISO)
NACHI 6314-2RS-C3
"Double sealed
NACHI 6314-2RS
Double rubber sealed

Frequently Asked Questions

What are the dimensions of the NACHI 6314?

The NACHI 6314 has a bore diameter of 70mm, outside diameter of 150mm, and width of 35mm. It weighs 2.440kg.

What is the load capacity of the NACHI 6314?

The dynamic load rating (Cr) is 104,000 N and the static load rating (C₀r) is 68,000 N. The maximum recommended speed is 4,500 rpm with grease lubrication or 5,300 rpm with oil lubrication.

What bearings are equivalent to NACHI 6314?

The 6314 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 70×150×35mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.