1-70 Series End Mount Flexmount

NEMA Frame Sizes 182TC through 256TC
Torque Ratings: 1.5 to 25 lb-ft
Base Models: 71001-115, 71003-115, 72006-115, 72010-115, 73015-115, 73020-115, 74025-115

  • Dripproof Enclosure: NEMA 2, CSA 2, IP41
  • Aluminum bracket, stamped steel cover and steel adapter plate
  • Red oxide primer paint
  • Reaction Time: 15-20 milliseconds (release and set)
  • AK: 8.50” Register
  • AJ: 7.25” Bolt Circle
  • Thermal Capacity: 6 HPS/Min
  • Maximum RPM: 3600
  • CSA File: #LR13814 (AC only)
  • Coil insulation:      AC= Class B : 1.5, 3, 6, 10 &15 lb-ft brakes
    Class H : 20 & 25 lb-ft brakes
    (Class H optional)
    DC= Class B Only
  • Manual: BK4755
  • Direct acting design with no linkages to break
  • One moving part for longer life
  • Torque adjustable for specific applications
  • Splined hub
  • Spring set, electrically released
  • Manual release, automatic reset
  • Plated internal parts – RoHS compliant

Standard AC Voltage (single phase)

Suffix | Voltage
Y1 | 110/220V, 50Hz
11 | 115/208-230V, 60Hz
R1 | 115/230V, 60Hz
T1 | 220/440V, 60Hz
51 | 208-230/460V, 60Hz
U1 | 230/460V, 60Hz or 190/380V, 50Hz
P1 | 575V, 60Hz

Optional DC Voltages

Suffix | Voltage
A0 | 12V
B0 | 24V
C0 | 36V
D0 | 48V
70 | 76V
E0 | 95V
H0 | 115V
M0 | 230V

Special Voltages Available

Suffix | Size | Keyway
D | 5/8″ | 3/16″ x 3/32″
F | 7/8″ | 3/16″ x 3/32″

Special Bore Sizes Available

Suffix | Description
H | Heavy Duty Friction Disc(s)
M |Military Marine Finish
N | Non-Military (Maritime) Marine Finish
P | Tropical Protection
Q | Class H Insulation
R | Internal Space Heater
S | Stainless Steel Stationary Disc(s)
T | Through Shaft
V | All Position Vertical Mounting
VO | Vertical Over Motor Mounting
VU | Vertical Under Motor Mounting
XS | Microswitch Warning

Torque (lb-ft)Model #ConstructionWeight (lbs)Inertia (lb-ft2)"C""N""X""AC"
1.571001-115Aluminum/Steel100.0064.571.690.880.59
371003-115Aluminum/Steel100.0064.571.690.880.59
672006-115Aluminum/Steel100.0104.571.690.880.59
1072010-115Aluminum/Steel100.0104.571.690.880.59
1573015-115Aluminum/Steel110.0154.941.871.190.59
2073020-115Aluminum/Steel110.0154.941.871.190.59
2574025-115Cast Iron/Steel180.0205.632.441.341.56