Skip to content Skip to navigation menu
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
+ Show More + Show Less
Boston GearBKCF721B-30SP-B5-GS1
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
  • 30:1 Ratio
  • 56C Frame
  • C-Face Quilled Input
  • Left Output

features

  • 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
  • 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

compliances

  • 0

caution

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

Product Comparison