ZKLF40115-2Z Thrust Angular Contact Ball Bearing
3101402216
Product Number: 3101402216
HITS: 75 DATE: 2026/3/10
SPECS: 40*115*46
PRICE: Bargaining
UNIT: pcs
PLACE: China
Description
The ZKLF40115-2Z bearing is a thrust angular contact ball bearing, also commonly known as a screw support bearing, and is widely used in high-precision, heavy-load industrial equipment.
Basic Parameters
Inner Diameter (d): 40 mm (Tolerance: -0.005 mm)
Outer Diameter (D): 115 mm (Tolerance: -0.01 mm)
Thickness (B): 46 mm (Tolerance: -0.25 mm)
Structural Features:
Bidirectional design (capable of withstanding bidirectional axial loads)
Screw mounting (using 12 M8 fixing screws, conforming to DIN 912-10.9 standard)
Double-sided gap seal ("2Z" indicates double-sided metal dust cover)
Includes 3 mm pull-out groove for easy installation and removal
Performance Parameters
Basic rated dynamic load (Ca): 72,000 N
Basic rated static load (Coa): 149,000 N
Grease-lubricated limiting speed: 3,100 min⁻¹ (Some data incorrectly lists it as 13,100, but the technical document should be followed as 3,100)
Frictional torque: 0.65 N·m
Axial stiffness: 1,200 N/μm
Overturning stiffness: 750 N·m/mrad
Axial runout: ≤2.5 μm
Mass: Approx. 2.2 kg
Moment of inertia: 25.5 kg·cm²
Installation and Matching
Requires use with INA locknuts. Recommended models:
ZMA40/62
AM40
Locking torque: 110 N·m
Axial preload: 25,815 N
Model Description
ZKLF40115-2Z is the older/basic model.
ZKLF40115-2Z3 is the newer/detailed model, providing more complete technical specifications and supporting information. Typical Applications: Machine tools (especially CNC machine tool lead screw supports), transmission devices, construction machinery, vibrating screens, metallurgical, mining, petroleum, and power equipment, and heavy-duty, high-precision applications such as fans, railways, and automobile manufacturing.
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