Z11 Expansion Sleeve Shaft Locking Assembly – Precision Shaft-to-Bore Connection

GooBetter Z11 Keyless Bushing (Expansion Sleeve)

Create a precise, backlash-free shaft–hub connection without a keyway. The GooBetter Z11 expansion sleeve uses friction locking for fast installation, reliable torque transfer, and easy removal—even in harsh environments. Made from durable 45# steel (C45/1045) and available in ID 6–60 mm.

Specifications

• Brand: GooBetter

• Model: Z11 (ID 6–60 mm)

• Type/Name: Keyless Bushing / Expansion Sleeve

• Material: 45# Steel (C45/1045)

• Structure: Disc-type expansion sleeve

• Standard or Nonstandard: Standard

• Origin: Mainland China

• Certification: None

• SVHC / High-concern chemicals: None

• Inner Diameter (d): 6–60 mm

• Outer Diameter (D): 14–77 mm

• Length (L): 21–80 mm

• Size format: d × D × L

• Ordering example: Z11–6×14×21 mm (d=6 mm; D=14 mm; L=21 mm)

Features

1. Long service life & equipment protection: friction-lock connection eliminates keyways; under overload the joint can slip to help prevent damage.

2. Versatile configuration: handles multiple load types; can be used in series (multiple sleeves) for higher capacities and different layouts.

3. Maintenance-friendly: easy to install and disassemble with excellent interchangeability; performs well in demanding environments.

Package

• Packing: Plastic bag / carton box

• Quantity: As selected by the customer