Crown Counter Rotating Torque Tables

Crown Counter Rotating
Torque Tables

Recommended H.P. and Torque at RPM

1:1 Ratio Model .........

Model 130801
Shaft RPM	Rated H.P.	Torque In. Lbs.
100	.05	32
200	.10	32
300	.14	29
400	.18	28
500	.22	28
1000	.42	26
2000	.75	24
Ultimate static torque 170 in. lbs. calculated on 1,000 cycle basis.

Model 150806
Shaft RPM	Rated H.P.	Torque In. Lbs.
100	.08	50
200	.16	50
300	.25	50
400	.33	50
500	.41	50
1000	.75	47
2000	1.37	43
Ultimate static torque 330 in. lbs. calculated on 1,000 cycle basis.

Model 100806
Shaft RPM	Rated H.P.	Torque In. Lbs.
100	.17	107
200	.30	95
300	.45	94
400	.60	94
500	.75	94
1000	1.37	87
2000	2.5	79
Ultimate static torque 5,100 in. lbs. calculated on 1,000 cycle basis.

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2:1 Ratio Models

Model 151806
Shaft RPM	Rated H.P.	Torque In. Lbs.
200	.05	16
300	.08	16
400	.11	16
500	.14	16
1000	.25	15
2000	.50	15
Ultimate static torque 116 in. lbs. calculated on 1,000 cycle basis.

Model 101806
Shaft RPM	Rated H.P.	Torque In. Lbs.
100	.05	31
200	.08	30
300	.12	28
400	.18	28
500	.21	26
1000	.37	24
2000	.75	23
Ultimate static torque 192 in. lbs. calculated on 1,000 cycle basis.

Overhung Load Capacities

1:1 Ratio				2:1 Ratio
Model	Allowable Overhung Load*		Weight	Model	Allowable Overhung Load*		Weight
Model	Shaft 1	Shafts 2&3	Weight	Model	Shaft 1	Shafts 2&3	Weight
130801	25 Lbs.	16 Lbs.	14 Oz
150806	35 Lbs.	24 Lbs.	2 1/8 Lbs.	151806	35 Lbs.	24 Lbs.	2 1/8 Lbs.
100806	50 Lbs.	33 Lbs.	3 1/4 Lbs.	101806	50 Lbs.	33 Lbs.	3 1/4 Lbs.
*Maximum thrust loads approximately double that of overhung loads on each shaft.

Keyway Dimensions

Units with 3/8 inch. dia. shafts....................................1/32 flat x 1/2 long
Units with 1/2 inch. dia. shafts.........................................1/8 x 1/16 x 7/8
Units with 5/8 inch. dia. shafts....................................3/16 x 3/32 x 1 3/8

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