Kaman Product Catalog 1050
Technical Information
Additional Engineering Equations and Conversion Factors Velocity(FPM) = V = .2618 x D x RPM
Quadro Accessories Lecentric Helical-Aluminum Lecentric Helical-Cast Iron Technical Information
Rotational Speed = RPM =
V (.2618 x D)
Input RPM Diameter of Driver Output RPM No. Teeth in Driven Diameter of Driven = No. Teeth in Driver =
Ratio =
Ratio(Total) = Ratio 1
+ Ratio 2
+ Ratio 3
Where:
1 inch = 25.4 MM
D = Diameter (inches) HP = Horsepower R= Radius (inches) RPM - Rotational Speed
1 Ib = 4.448 N
1 in-Ib = .11298 Nm
1HP = 746 Watts = .746 kW
1kW = 1.34 HP °F = 9/5 x °C + 32 °C = 5/9 x (°F - 32)
TQ = Torque
V = linear velocity (FPM) W = force or tension (Ibs)
CRITICAL MOUNTING DIMENSIONS MOTOR DIMENSIONS AC & DC MOTORS • NEMA C FACE
C
Single Phase Only
AB
N N-W AH
45
45
The condensed dimensions shown on these pages are for general reference only and are not for construction.
BB
XO
XP DIA.
Tap
BD AK
P
U
AJ
NEMA SHAFT AND KEYWAY DIMENSIONS n (Inches)
AA=Conduit Size
NEMA KEYWAY NEMA KEYWAY SHAFT DIMENSIONS SHAFT DIMENSIONS (U) (R) (S) (U) (R) (S) 5/8 33/64 3/16 2-3/8 2-1/64 5/8 7/8 49/64 3/16 2-1/2 2-3/16 5/8 1-1/8 63/64 1/4 2-7/8 2-29/64 3/4 1-3/8 1-13/64 5/16 3-3/8 2-7/8 7/8 1-5/8 1-13/32 3/8 3-7/8 3-5/16 1
Mechanical Warnings and Cautions Terms and Conditions
n S is keyway width. U minus R is keyway depth.
NEMA DIMENSIONS (Inches)
Frame N P
U N-W AA AB AH AJ
AK BB BD XO XP TAP KEY
Size s S56
5 19 / 32 6 19 / 32
4 7 / 8
5 7 / 8
1 15 / 16
2 1 / 4
5 / 8
1 7 / 8
1 / 2
2 1 / 16
5 7 / 8
4 1 / 2
1 / 8
6 1 / 2
3 / 8
-16
3 / 16
56
5 5 / 16
7 5 / 32
143T 145T 182T
2 3 / 8
6 19 / 32
7 / 8
2 1 / 4
3 / 4
5 5 / 16
2 1 / 8
5 7 / 8
4 1 / 2
1 / 8
6 1 / 2
2 1 / 4
7 5 / 32
3 / 8
-16
3 / 16
2 7 / 8
8 15 / 32
1 1 / 8
2 3 / 4
3 / 4
6 3 / 8
2 5 / 8
7 1 / 4
8 1 / 2
1 / 4
8 7 / 8
2 1 / 4
9 3 / 32
1 / 2
-13
1 / 4
184T S213T 3 1 / 2
8 15 / 32
3 / 4
6 3 / 8
8 7 / 8
9 3 / 32
213T
1 3 / 8
3 3 / 8
3 1 / 8
7 1 / 4
8 1 / 2
1 / 4
2 1 / 4
1 / 2
-13
5 / 16
— 10 13 / 16
1
8 5 / 16
9
11 3 / 32
215T 2 54TC 256TC
— 13 1
1 5
1 1
11 5
3 3
7 1
8 1
1
9 5
– 12 7
1
3
/ 4
/ 8
4
/ 4
/ 8
/ 4
/ 4
/ 2
/ 4
/ 8
/ 8
/ 2
-13
/ 8
s Blue shading denotes dimensions established by NEMA standard MG1, others are unique to LEESON, and will vary with each manufacturer.
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