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Boston GearBKCF721B-30SP-B5-GS1

BKCF721B-30SP-B5-GS1

700 Series C-Face Quilled Bost-Kleen Reducer
Item #101871184
  • 2 1/16" Center Distance
  • 30:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Left Output
  • Top Worm Position
  • Mobil SHC634 Synthetic Lubricant
  • Cast Iron, White Epoxy Coating
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Boston GearBKCF721B-30SP-B5-GS1
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    Shipment Options
  • 2 1/16" Center Distance
  • 30:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Left Output

features

  • 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
  • Internal baffles ensure positive, leak-free venting
  • Washable
  • Corrosion-resistant
  • Durable white epoxy finish
  • Cast iron housing
  • Plated pressure relief valves
  • Double lipped oil seals
  • Large oil reservoir provides efficient heat dissipation and lubrication for longer life
  • Housing is straddle milled top and bottom for precise alignment
  • Rugged housing fabricated of fine-grained cast iron for maximum strength and greater precision during worm and gear alignment

compliances

  • 0

caution

  • Must be filled to the proper level with the recommended lubricant for your application before operation
Housing Material Cast Iron¦White Epoxy Coating
Frame Size 56C
Base to Shaft Center Height w/Low Vert. Base Kit 3.13 in
Output Torque @ RPM 795 in lb @ 1150 rpm, 871 in lb @ 1750 rpm
Shaft Assembly Code G
Base to Shaft Center Height w/Std. Base Kit 4.81 in
Family Name F
Max. Overhung Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Bolt Centers w/ Vertical Base Kits (in) 8 3/8 x 4 7/8
Input Configuration C-Face Quilled
Worm Position Top
Output (Shaft or Bore) Size 1 in
Bolt Center 6 3/8 in x 4 11/16 in
Bolt Centers w/ Std. Base Kit (in) 6 3/8 x 4 11/16
Output Configuration Left Output
Input HP @ RPM 0.62 hp @ 1150 rpm, 0.99 hp @ 1750 rpm
Base to Shaft Center Height w/Vert. "J" Base Kit 3.94 in
HP @ RPM 0.75 hp @ 1800 rpm
Ratio 30:1
Base Yes
Fan Cooled No
Max. Overhung Load @ 1750 rpm 700 lb/in
Max. Thrust Load @ RPM 700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Box Height 7 3/32 in
Motor Application Washdown Duty
Output RPM @ 1750 rpm Input 58.33 rpm
Torque Out @ 1150 rpm 795 in lb
Base to Shaft Center Height w/High Vert. Base Kit 4.88 in
Installed Options High Horizontal Base, Mobil SHC634 Synthetic Lubricant
Center Distance 2 1/16 in
Base to Centerline of Input Shaft 5 1/16 in
Input (Shaft or Bore) Size 5/8 in
Reduction Type Single Reduction
Bolt Center Length x Bolt Center Width 6 3/8 in x 4 11/16 in
Thermal Input Horsepower @ 1750 RPM N/A
Torque Out @ 1750 rpm 871 in lb
Washdown Duty Yes
Base to Centerline of Output Shaft 3 in
Box Width 5 3/16 in
Output RPM @ Input RPM 58 rpm @ 1750 rpm
Use With 721
Bore Code B5
Frame 56C
Bolt Centers w/ Vertical "J" Base Kit (in) 8.63 x 2.63
Box Length 6 in
Max. Input HP @ 100 rpm 0.086 hp
Max. Thrust Load @ 1150 rpm 700 lb/in
Lubrication Mobil SHC634 Synthetic
Weight 26.1 LB
EAN or UPC 781711573112
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