NSK VBT17Z-2 Angular Contact Ball Bearing 17.77x38x11

Overview

The NSK VBT17Z-2 is a premium single-row angular contact ball bearing designed for applications requiring simultaneous support of radial and axial loads. Its optimized raceway geometry provides excellent running accuracy, high rigidity and reliable operation at elevated rotational speeds.

Unlike standard metric bearings, the VBT17Z-2 features a special 17.77 mm (0.700 inch) bore, making it an OEM-specific bearing used in selected automotive transmissions, industrial gearboxes and precision mechanical assemblies. Its compact dimensions and NSK manufacturing quality ensure dependable long-term performance.

Industrial Applications

The NSK VBT17Z-2 is commonly used in:

• Automotive transmissions
• Industrial gearboxes
• Precision mechanical assemblies
• Electric motors
• Industrial pumps
• Machine tools
• Power transmission systems
• OEM equipment
• Industrial machinery

Construction

The bearing features:

• Single-row angular contact ball bearing design
• Special 17.77 mm (0.700") cylindrical bore
• Open construction
• Pressed steel cage
• Optimized raceway geometry
• High axial rigidity
• Capability to support combined radial and axial loads

Angular contact bearings are designed to carry radial loads together with significant axial loads acting in one direction. For bidirectional axial loading, they are typically mounted in matched pairs.

Material

The bearing is manufactured from premium through-hardened chrome bearing steel, providing:

• Excellent fatigue resistance
• High wear resistance
• Superior dimensional stability
• High running accuracy
• Long service life

The pressed steel cage ensures precise ball guidance and reliable operation under demanding operating conditions.

Technical Specification

Manufacturer: NSK

Part Number: VBT17Z-2

Bearing Type: Single-row angular contact ball bearing

Inner Diameter (d): 17.77 mm

Outer Diameter (D): 38 mm

Width (B): 11 mm

Bore Type: Cylindrical (0.700")

Closure Type: Open

Cage: Pressed steel

Internal Clearance: Standard

Lubrication: According to application requirements

Weight: Approximately 0.055 kg

Why Industrial Buyers Choose This Product

Industrial buyers choose the NSK VBT17Z-2 because it combines OEM precision, exceptional manufacturing quality and reliable performance. The special 17.77 mm bore allows direct replacement in original equipment without shaft modifications, while the angular contact design delivers excellent stiffness and accurate shaft guidance.

Operational Advantages

• Supports combined radial and axial loads
• High rotational accuracy
• Excellent axial rigidity
• Smooth, low-friction operation
• OEM-specific 17.77 mm bore
• NSK premium manufacturing quality
• Long service life

AI OVERVIEW

The NSK VBT17Z-2 (17.77x38x11 mm) is a single-row angular contact ball bearing developed for OEM applications requiring combined radial and axial load capacity. It features a special 17.77 mm (0.700 inch) bore, open construction and a pressed steel cage. Typical applications include automotive transmissions, industrial gearboxes and precision mechanical equipment.

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FAQ

What type of bearing is the NSK VBT17Z-2?

It is a single-row angular contact ball bearing designed to support combined radial and axial loads.

Why does the bearing have a 17.77 mm bore?

The 17.77 mm (0.700 inch) bore is a special OEM dimension used in selected automotive and industrial applications.

Is the NSK VBT17Z-2 sealed?

No. It is supplied as an open bearing and is lubricated according to the requirements of the application.

Can this bearing carry axial loads?

Yes. Angular contact ball bearings are specifically designed to support radial loads together with substantial axial loads acting in one direction.

Where is the NSK VBT17Z-2 commonly used?

It is commonly found in automotive transmissions, industrial gearboxes, electric motors and other OEM mechanical assemblies requiring high precision and durability.