SERVO FLEXIBLE COUPLINGS-AFB

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Zoom 		Features:

‧Ideal one-body metallic spring flexible couplings.
‧Zero backlash.
‧Complete absorption of eccentricity angularity, and end-play by spring action.
‧ High torsional stiffness and excellent response.
‧Identical clockwise and anticlockwise rotational characteristics.
‧Maintenance-free, oil and chemical resistant.
‧Setscrew type.
‧Diameter Size：Ø 16 mm ~ Ø 25 mm。
‧AFB Body：Aluminum alloy.

unit:mm
Product 
No		 Rated 
Torque 
(N.m)		 Max. 
Torque 
(N.m)		 Max.Rotational 
Frequency
(min-1)		 Moment 
of lnertia
(kg.㎡)		 Error of 
Eeccentricity
(mm)		 Error of 
Angularity
(°)		 Error of 
Shaft End-Play
(mm)		 Mass**
(g)
AFB-16 0.32 0.64 24000 3.3 x 10-7 0.10 3° ±0.4 8.2
AFB-20 0.51 1.02 19000 8.8 x 10-7 0.10 3° ±0.4 15.5
AFB-25 1.3 2.6 15000 2.4 x 10-6 0.15 3° ±0.5 30.0

* Max. Bore Moment of Inertia
** Max. Bore Mass

 unit:mm
Product 
No		 A L W Stock Bores
D1 x D2 (tolerance H8)
Min D1		 Stock Bores
D1 x D2 (tolerance H8)
Max D2		 M
AFB-16 16 6.5 23 4 8 M3
AFB-20 20 7.5 26 5 10 M4
AFB-25 25 8.5 31 6 12 M4

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