20
Precision
Component
.0900
.1248
S51FCZ-090120
S51FCZ-090125
S51FCZ-090187
S51FCZ-090250
S51FCZ-094125
S51FCZ-094187
S51FCZ-094250
S51FCZ-120120
S51FCZ-120125
S51FCZ-120187
S51FCZ-120241
S51FCZ-120250
S51FCZ-125125
S51FCZ-125187
S51FCZ-125241
S51FCZ-125250
S51FCZ-187187
S51FCZ-187241
S51FCZ-187250
S51FCZ-250250
.1200
.1248
.1873
.2498
.1248
.1873
.2498
.1200
.1248
.1873
.2405
.2498
.1248
.1873
.2405
.2498
.1873
.2405
.2498
.2498
.437
.530
.437
.530
.273
.304
.273
.304
.437
.530
.530
.437
.437
.530
.530
.273
.304
.304
.273
.273
.304
.304
Clear.
Radius
B1
Bore
Clear.
Radius
B2
Bore
A1
A2
MATERIAL: 303 Stainless Steel
.273
.304
.437
.530
.0937
.1200
.1873
.2498
Other sizes, material available on special order.
NOTE: Fairloc® hubs require controlled shaft tolerances.
Suggested clearance fit between the bore and shaft is .0001/.0008.
Catalog Number
RIGID
NONMARRING
ADJUSTABLE
Rigid Fairloc® Shaft Couplings
#2-56
SOCKET HEAD
CAP SCREW
SUPPLIED
A2
B2
+.0005
-.0000
.31
.265
5/8
B1
+.0005
-.0000
A1
#2-56
SOCKET HEAD
CAP SCREW
SUPPLIED
NOTE: B1 & B2 concentric within .001 T.I.R.