Timken 6315 Bearing — Specifications, Dimensions & Cross-Reference

The Timken 6315 is a deep groove ball bearing manufactured by Timken. It belongs to the 6300 series and features dimensions of 75 × 160 × 37 mm (bore × OD × width). This bearing has a dynamic load rating of 114,000 N and a static load rating of 76,500 N, making it suitable for heavy-duty applications.

Technical Specifications

Dimensions
Bore Diameter (d)75 mm
Outside Diameter (D)160 mm
Width (B)37 mm
Weight2.860 kg
Performance
Dynamic Load Rating (Cr)114,000 N
Static Load Rating (C₀r)76,500 N
Limiting Speed (Grease)4,300 rpm
Limiting Speed (Oil)5,000 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 — 6315 Equivalents

The following bearings from other manufacturers are interchangeable with the Timken 6315. All share identical dimensions (75×160×37mm) and comparable load ratings:

BrandPart NumberDynamic Load (N)Static Load (N)
TimkenTimken 6315 ✦114,00076,500
SKF SKF 6315 114,000 76,500
NTN NTN 6315 114,000 76,500
NACHI NACHI 6315 114,000 76,500
KOYO KOYO 6315 114,000 76,500
FAG FAG 6315 114,000 76,500
Timken Timken 6315 114,000 76,500
NSK NSK 6315 114,000 76,500
NTN NTN 6315 114,000 76,500
SKF SKF 6315 114,000 76,500

Available Variants

The Timken 6315 base bearing is available in these configurations:

Timken 6315-ZZ-C3
"Double shielded
Timken 6315-ZZ
Double metal shielded
Timken 6315-NR
Open with snap ring
Timken 6315-2Z
Double metal shielded (ISO)
Timken 6315-2RS-C3
"Double sealed
Timken 6315-2RS
Double rubber sealed
Timken 6315-NR
Open with snap ring
Timken 6315-ZZ-C3
Double shielded, C3 clearance
Timken 6315-2RS-C3
Double sealed, C3 clearance
Timken 6315-C3
Open, C3 clearance
Timken 6315-2Z
Double metal shielded (ISO)
Timken 6315-ZZ
Double metal shielded
Timken 6315-2RS
Double rubber sealed
Timken 6315
Open (no seal/shield)

Frequently Asked Questions

What are the dimensions of the Timken 6315?

The Timken 6315 has a bore diameter of 75mm, outside diameter of 160mm, and width of 37mm. It weighs 2.860kg.

What is the load capacity of the Timken 6315?

The dynamic load rating (Cr) is 114,000 N and the static load rating (C₀r) is 76,500 N. The maximum recommended speed is 4,300 rpm with grease lubrication or 5,000 rpm with oil lubrication.

What bearings are equivalent to Timken 6315?

The 6315 is manufactured by multiple brands including SKF, NTN, NSK, FAG, Timken, KOYO, and NACHI. All versions share the same 75×160×37mm dimensions and are interchangeable in most applications. See the cross-reference table above for detailed comparisons.