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Boston GearRF726-20-B7-J

RF726-20-B7-J

700 Series 20:1 Ratio J Assembly Single Reduction Worm Gear Reducer Without Base
Item #101901686
  • 2 Input Motor hp
  • 700 Series
  • 2.62 in Center Distance
  • Single Reduction
Boston GearRF726-20-B7-J
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    Shipment Options
  • 2 Input Motor hp
  • 700 Series
  • 2.62 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

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Base to Centerline of Input Shaft 5.5625 in
Max. Thrust Load @ 1150 rpm 900 lb/in
Washdown Duty No
Housing Material Cast Iron
Frame Size 140TC, 180C
Rated Efficiency 88%
Output Speed 87.5 rpm
Output Bore Shaft Dia. 1.125 in
Torque Out @ 1750 rpm 1483 in lb
Motor HP 2 hp
Box Height 8 in
Base to Shaft Center Height w/High Vert. Base Kit 5.59 in
Material Cast Iron, Standard Paint
Bolt Centers w/ Std. Base Kit (in) 8 x 5 1/4
Bolt Centers w/ Vertical Base Kits (in) 10.13 x 5.75
Motor Application General Purpose
Box Length 7 3/8 in
Output Shaft Solid
Output Torque Rating Range [Max] 1499 lb-in, 234 Nm
Max. Thrust Load @ RPM 900 lb/in @ 1150 rpm, 900 lb/in @ 1750 rpm
Base to Centerline of Output Shaft 2.9375 in
Worm Position Universal
Max. Input HP @ 100 rpm 0.2 hp
Media Mapping Output J
Bolt Centers w/ Vertical "J" Base Kit (in) 10.38 x 3.13
Output (Shaft or Bore) Size 1 1/8 in
Bolt Center 6 3/8 in x 3 3/8 in
Max. Overhung Load @ 1750 rpm 1000 lb/in
Frame 140TC, 180C
Bore Code B7
Thermal Input Horsepower @ 1750 RPM N/A
Input Motor HP 2
Input Power Rating 2.34 hp, 1.745 kW
Reduction Type Single
Output Torque 1483 lb-in
Use With 726
Style Right Angle
Input Configuration C-Face Coupled
Torque Out @ 1150 rpm 1500 in lb
Input (Shaft or Bore) Size 7/8 in
Media Mapping Style RF
Output Configuration Right Output
Base to Shaft Center Height w/Low Vert. Base Kit 3.63 in
Lubrication None
Output RPM @ Input RPM 88 rpm @ 1750 rpm
Base Mounting Attachment No Base
Center Distance 2.625 in
Series 700
Base to Shaft Center Height w/Vert. "J" Base Kit 4.75 in
Standard AGMA Service Class I
Fan Cooled No
Ratio 20:1
Base to Shaft Center Height w/Std. Base Kit 5.81 in
Family Name RF
Max. Overhung Load @ RPM 1000 lb/in @ 1150 rpm, 1000 lb/in @ 1750 rpm
Keyway Size 3/16 x 3/32
Output Torque Rating Range [Min] 1000 lb-in, 160 Nm
Center Distance Code 726
Output RPM @ 1750 rpm Input 87.5 rpm
Output Torque @ RPM 1483 in lb @ 1750 rpm, 1500 in lb @ 1150 rpm
Input HP @ RPM 1.63 hp @ 1150 rpm, 2.34 hp @ 1750 rpm
Box Width 5 29/32 in
Shaft Assembly Code J
HP @ RPM 2 hp @ 1800 rpm
Motor Frame Size B7140TC180C
Weight 53.1 LB
EAN or UPC 781711527603
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