15
FEATURES:
• Absorbs end play in shafts
• Allows looser tolerances in
mounting components
• Corrects for angular and
parallel axis misalignment
• Zero backlash
• Constant angular velocity
• Dampens vibration and noise
• Fairloc® eliminates marred shafts
S50FP9MFBC0312
S50FP9MFBC0412
S50FP9MFBC0517
S50FP9MFBC0617
S50FP9MFBC0821
S50FP9MFBC1021
S50FP9MFBC1221
S50FP9MFBC0312
S50FP9MFBC0412
S50FP9MFBC0517
S50FP9MFBC0617
S50FP9MFBC0821
S50FP9MFBC1021
S50FP9MFBC1221
8.5
10.5
23.4
29.5
M2
M2.5
0.4
3
4
5
6
8
10
12
11.9
16.7
Screw
Size
d*
Bore
H8
Catalog Number
11
12.5
16
22
25
25
6.4
8.5
MATERIAL: Hubs – Brass
Bellows – Phosphor Bronze
Socket Head Screws – 300 Series Stainless Steel
Finish – Tin Plate
Spring
Rate
For Axial
Deflection
N/mm
Maximum
Parallel
Offset
Maximum
Angular
Misalignment
Degrees
Maximum
Axial
Movement
Catalog Number
SPECIFICATIONS
D1
± 0.4
Bellows
Diameter
Torsional
Deflection
@ Max.
Load
Degrees
Maximum
Torque
N • m
*Bore Tolerance:
3 mm +0.014
4, 5 & 6 mm +0.018
8 &10 mm +0.022
12 mm +0.027
Other bores, finishes available on special order.
E Ref.
Active
Bellows
Length
D
± 0.25
Hub
Diameter
L
± 1.5
Overall
Length
A
Hub
Length
Fairloc® Bellows Couplings
EASY INSTALLATION
READILY ADJUSTABLE
D
d
D1
L
A
E
SOCKET HEAD
CAP SCREW
NOTE: Fairloc® hubs require controlled shaft tolerances.
Suggested tolerance according to g6, h6 or h7.
The projections shown are per ISO convention.
12
33.3
M3
21.4
9.3
1.2°
1.4°
5°
6°
25.4
24.2
0.85
1.4
+ 0.38, - 0.75
+ 0.5, - 1
2.12
+ 0.65, - 1.25
6°
24.2
1.5°
