Skip to content Skip to navigation menu
Boston GearHF721-15-B5-H-P12

HF721-15-B5-H-P12

700 Series Bostmount C-Face Quilled Reducer
Item #101842946
  • 2 1/16" Center Distance
  • 15:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
+ Show More + Show Less
Boston GearHF721-15-B5-H-P12
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 2 1/16" Center Distance
  • 15:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Hollow Output

features

  • Large oil reservoir provides efficient heat dissipation and lubrication for longer life
  • Housing is straddle milled top and bottom for precise alignment
  • Internal baffles ensure positive, leak-free venting
  • Rugged housing fabricated of fine-grained cast iron for maximum strength and greater precision during worm and gear alignment
  • Bronze worm gear is straddle mounted between heavy-duty tapered roller bearings to increase thrust and load capacities on size 713 to 760
  • High strength steel output shaft ensures capacity for high torque
  • Pipe plugs allow easy fill, level and drain in any mounting position
  • Super finished oil seal diameters on both input and output shafts extend seal life

caution

  • Metal bowl guards are recommended for all applications
  • To clean polycarbonate bowls, use mild soap and water only
  • do not use cleansing agents such as acetone, benzene, carbon tetrachloride, gasoline, toluene, etc., which damage this plastic
Bolt Center Length x Bolt Center Width 5 in x 2 7/8 in
Max. Input HP @ 100 rpm 0.13 hp
Max. Overhung Load @ 1750 rpm 700 lb/in
Base to Centerline of Output Shaft 2 9/32 in
Reduction Type Single Reduction
Input (Shaft or Bore) Size 5/8 in
Box Height 6 3/8 in
Shaft Assembly Code H
Motor Application General Purpose
Housing Material Cast Iron
Lubrication None
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Motor HP 0.75 hp
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Output RPM @ 1750 rpm Input 117 rpm
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Torque Out @ 1150 rpm 752 in lb
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Bore Code B5
Fan Cooled No
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Output RPM @ Input RPM 117 rpm @ 1750 rpm
Max. Thrust Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Base to Centerline of Input Shaft 4 11/32 in
Bolt Center 5 in x 2 7/8 in
Keyway Size 3/16 x 3/32
Output (Shaft or Bore) Size 3/4 in
Frame Size 56C
Max. Overhung Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Family Name HF
Torque Out @ 1750 rpm 840 in lb
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Input Configuration C-Face Quilled
Worm Position Universal
Frame 56C
Box Length 6 in
Box Width 4 45/64 in
Max. Thrust Load @ 1150 rpm 700 lb/in
Washdown Duty No
Ratio 15:1
Thermal Input Horsepower @ 1750 RPM N/A
Use With 721
HP @ RPM 1 hp @ 1800 rpm
Output Configuration Hollow Output
Input HP @ RPM 1.06 hp @ 1150 rpm, 1.72 hp @ 1750 rpm
Center Distance 2.0625 in
Output Torque @ RPM 752 in lb @ 1150 rpm, 840 in lb @ 1750 rpm
Weight 26.1 LB
EAN or UPC 781711630259
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison