Skip to content Skip to navigation menu
Boston GearHF721-15-B7-H-P23

HF721-15-B7-H-P23

700 Series Bostmount C-Face Quilled Reducer
Item #101793660
  • 2 1/16" Center Distance
  • 15:1 Ratio
  • 140TC or 180C Frame
  • C-Face Quilled Input
  • Hollow Output
  • Universal Worm Position
  • No Lubricant
  • Cast Iron
+ Show More + Show Less
Boston GearHF721-15-B7-H-P23
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
  • 140TC or 180C 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

  • High loads, high ambient or operating temperatures, and unusually contaminated atmospheres will require more frequent relubrication.
Fan Cooled No
Thermal Input Horsepower @ 1750 RPM N/A
Washdown Duty No
Output RPM @ 1750 rpm Input 117 rpm
Motor HP 1 1/2 hp
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Base to Centerline of Input Shaft 4 11/32 in
Max. Overhung Load @ 1750 rpm 700 lb/in
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Box Length 6 in
Shaft Assembly Code H
Input Configuration C-Face Quilled
Max. Input HP @ 100 rpm 0.13 hp
Output (Shaft or Bore) Size 1 7/16 in
Torque Out @ 1750 rpm 840 in lb
Bolt Center 5 in x 2 7/8 in
Output Torque @ RPM 752 in lb @ 1150 rpm, 840 in lb @ 1750 rpm
Box Width 4 45/64 in
Bolt Center Length x Bolt Center Width 5 in x 2 7/8 in
Reduction Type Single Reduction
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Frame 140TC, 180C
Output Configuration Hollow Output
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
HP @ RPM 1 hp @ 1800 rpm
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Max. Overhung Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Output RPM @ Input RPM 117 rpm @ 1750 rpm
Base to Centerline of Output Shaft 2 9/32 in
Center Distance 2 1/16 in
Max. Thrust Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Input HP @ RPM 1.06 hp @ 1150 rpm, 1.72 hp @ 1750 rpm
Ratio 15:1
Family Name HF
Worm Position Universal
Housing Material Cast Iron
Use With 721
Box Height 6 3/8 in
Input (Shaft or Bore) Size 7/8 in
Max. Thrust Load @ 1150 rpm 700 lb/in
Keyway Size 3/16 x 3/32
Frame Size 140TC, 180C
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Lubrication None
Motor Application General Purpose
Bore Code B7
Torque Out @ 1150 rpm 752 in lb
Weight 26.1 LB
EAN or UPC 781711630327
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison