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KaVo BELLAtorque 639 / 642 / 643 / 645 // Contact-air 632 Extend Turbine Cartridge

Part No.

HKV850-HHCA70C

Replacement Extend Turbine for KaVo BELLAtorque 639 / 642 / 643 / 645 // Contact-air 632 dental handpieces

Replacement part for KaVo BELLAtorque 639 B / 639 C / 642 B / 642 C / 643 B / 645 B / 645 C // Contact-air 632 D / 632 E / 632 EA push button part number 553.6911

Head cap sold separately

Specifications

Speed: ≥ 360,000 rpm @ 40 psi

Power (Torque): ≥ 13 W

Concentricity: ≤ 0.0012 "

Noise: ≤ 78 dB

Bur retention force: ≥ 5 lbs

Configuration: Angular contact

Bearing material: Ceramic

Pack size: Single

Extend Dental Handpiece Turbines

15-month no hassle warranty
Assembled with ceramic angular contact bearings with welded slinger for improved performance and to reduce suckback
Stainless steel, heat-treated autochuck with DLC-coated actuator and carbide guide bushing for superior wear resistance and high-quality rebuilds
High speed, computer-aided dynamic balancing
Exceeds ISO standards by 50% for true concentricity to reduce noise and vibration
Bearings meet ABEC 9 standards on critical performance criteria
Individually serialized for traceability
Includes o-rings, washers, springs, and other hardware as applicable

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