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Click to enlarge image

 
Dimensional Chart
Model
Number
Release
Torque
Range (in-lbs)
Bore Range
(see Bore chart)
A
Depth of
Housing Bore
B
Depth of
Hub Bore
C
Body
Dia

D
Hsg. Shank
Dia.

E
Hub Shank
Dia.
F
Overall
Length
G
Hsg Shank
Length
H
Hsg Body
Length
I
Hub Exp.
Length
J
Fastener
Loc., Hsg
K
Fastener
Loc., Hub
A3F 0.1-0.75 -3 thru -M10 3/8 5/16 3/4 9/16 9/16 1 1/16 9/32 1/2 9/32 5/32 5/32
A4F 0.3-3.0 -3 thru -M10 3/8 5/16 1 9/16 9/16 1 1/16 9/32 1/2 9/32 5/32 5/32
A5F 0.6-6.0 -3 thru -11 1/2 1/2 1 13/16 13/16 1 5/16 9/32 3/4 9/32 1/8 1/8
A6F 1.0-10.0 -4 thru -M16 1/2 1/2 1 1/2 1 1 1 3/8 3/8 5/8 3/8 3/16 3/16
A7F 2.0-20.0 -5 thru -M16 7/16 7/16 1 1/2 1 1 1 5/8 3/8 7/8 3/8 3/16 3/16
A8F 2.0-20.0 -5 thru -12 1/2 7/8 2 1 1/4 1 1/4 1 1/2 7/16 5/8 7/16 7/32 7/32
A9F 4.0-40.0 -5 thru -12 1/2 1 1/8 2 1 1/4 1 1/4 1 3/4 7/16 7/8 7/16 7/32 7/32
 
Bore & Fastener Chart
Bore # Bore Dia . Set Screw Roll Pin Keyway
(+.001"/-.000") (-T OR -TT) (-R) (-K, KT,OR -KTT)
 
3 3/16 (.1875") #8-32 1/16" 1/16"
M5 5mm (.1969") m4 x .7 2mm 2mm
M6 6mm (.2362") m4 x .7 2mm 2mm
4 1/4 (.2500") #8-32 3/32" 1/16"
M7 7mm (.2756") m4 x .7 2.5 mm 2mm
5 5/16 (.3125") #8-32 3/32" 3/32"
M8 8mm (.3150") m4 x .7 2.5mm 2mm
M9 9mm (.3543") m4 x .7 2.5mm 3mm
6 3/8 (.3750") #8-32 3/32" 1/8"
M10 10mm (.3937") m5 x .8 2.5mm 3mm
M11 11mm (4331") m5 x .8 3mm 4mm
7 7/16 (.4375") #8-32 1/8" 1/8"
M12 12mm (.4724") m6 x 1.0 3mm 4mm
8 1/2 (.5000") #10-32 1/8" 1/8"
M13 13mm (.5118") m6 x 1.0 3mm 5mm
M14 14mm (.5512") m6 x 1.0 3mm 5mm
9 9/16 (.5625") #10-32 1/8" 1/8"
M15 15mm (.5906") m6 x 1.0 4mm 5mm
10 5/8 (.6250") #10-32 3/16" 3/16"
M16 16mm (.6299") m6 x 1.0 4mm 5mm
M17 17mm (.6693") m6 x 1.0 5mm 5mm
11 11/16 (.6875") #10-32 3/16" 3/16"
M18 18mm (.7087") m6 x 1.0 5mm 6mm
M19 19mm (.7480") m6 x 1.0 5mm 6mm
12 3/4 (.7500") #10-32 3/16" 3/16"
Material Chart
Material Code Material Type Finish
A STEEL (hsg-4140 alloy, hardened/hub-low carbon BLACK OXIDE
S STAINLESS STEEL (hsg-17-4PH, hardened/hub-303) PLAIN

Fastener Type Chart
Fastener Choice Description
A PLAIN (NO FASTENER)
T ONE SET SCREW
TT TWO SET SCREWS 90° APART
R ROLL PIN
RT ROLL PIN WITH ONE SET SCREW AT 90°
K KEYWAY
KT KEYWAY WITH ONE SET SCREW
(over keyway where possible)
KTT KEYWAY WITH TWO SET SCREWS AT 90°
   
NOTE: BORE AND FASTENER CHOICES ARE SPECIFIED SEPARATELY FOR EACH END, AND CAN BE DIFFERENT ON EACH END.
 
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375 Morse St., Hamden, CT 06517
Phone:(203) 777-5395
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