Skip to content Skip to navigation menu
700 Series 40:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base

F7721-40-B5-J

700 Series 40:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101809114
  • 0.75 Input Motor hp
  • 700 Series
  • 2.06 in Center Distance
  • Single Reduction
700 Series 40:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
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
  • 0.75 Input Motor hp
  • 700 Series
  • 2.06 in Center Distance
  • Single Reduction

description

  • Our standard 700 Series - the heart of Boston Gear's speed reducer product line - has been serving many industries reliably for over 40 years. Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market.

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
  • Must be filled to the proper level with the recommended lubricant for your application before operation
Lubrication None
Standard AGMA Service Class I
Media Mapping Style F
HP @ RPM 0.5 hp @ 1800 rpm, 0.3333333 hp @ 1200 rpm
Input Power Rating 0.81 hp, 0.604 kW
Max. Overhung Load @ RPM 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Family Name F
Output (Shaft or Bore) Size 1 in
Output RPM @ 1750 rpm Input 44 rpm
Motor HP 1/2 hp
Output Torque @ RPM 876 in lb @ 1750 rpm, 785 in lb @ 1150 rpm
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Output Torque Rating Range [Max] 999 lb-in, 109 Nm
Motor Application General Purpose
Output Speed 43.8 rpm
Fan Cooled No
Box Length 6 in
Center Distance Code 721
Output Torque Rating Range [Min] 750 lb-in, 85 Nm
Torque Out @ 1750 rpm 876 in lb
Max. Thrust Load @ RPM 700 lb/in @ 1750 rpm, 700 lb/in @ 1150 rpm
Reduction Type Single
Base No
Rated Efficiency 75%
Bore Code B5
Output Torque 876 lb-in
Washdown Duty No
Output RPM @ Input RPM 44 rpm @ 1750 rpm
Base to Centerline of Output Shaft 2.28 in
Input Configuration C-Face Quilled
Worm Position Universal
Input Motor HP 0.75
Shaft Assembly Code J
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Frame 56C
Max. Thrust Load @ 1150 rpm 700 lb/in
Output Shaft Solid
Bolt Center 5 in x 2 7/8 in
Use With 721
Output Configuration Right Output
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Bolt Pattern 5 x 2.88
Torque Out @ 1150 rpm 785 in lb
Base Mounting Attachment No Base
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
Max. Overhung Load @ 1750 rpm 700 lb/in
Output Shaft Projection Solid Right Output
Motor Frame Size B556C
Base to Centerline of Input Shaft 4 11/32 in
Output Bore Shaft Dia. 1 in
Box Height 6 3/8 in
Center Distance 2.0625 in
Frame Size 56C
Box Width 5 3/16 in
Input (Shaft or Bore) Size 5/8 in
Max. Input HP @ 100 rpm 0.074 hp
Media Mapping Output J
Housing Material Cast Iron
Style Right Angle
Series 700
Material Cast Iron, Standard Paint
Bolt Center Length x Bolt Center Width 5 in x 2 7/8 in
Input HP @ RPM 0.81 hp @ 1750 rpm, 0.49 hp @ 1150 rpm
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Ratio 40:1
Weight 24.1 LB
EAN or UPC 781711519745
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison