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
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
When dismounting, the locking pins will still firmly engage the shaft thread even after the grub screws have been loosened. Light blows with a rubber hammer to the nut in the vicinity of the grub screws will loosen the pins. The nuts can then easily be
Housing Material
Cast Iron
Input Power Rating
1.16 hp, 0.865 kW
Standard
AGMA Service Class I
Output Torque Rating Range [Max]
999 lb-in, 109 Nm
Bore Code
B5
Output Shaft Projection
Solid Left Output
Material
Cast Iron, Standard Paint
Torque Out @ 1150 rpm
790 in lb
Bolt Centers w/ Vertical Base Kits (in)
8 3/8 x 4 7/8
Bolt Centers w/ Vertical "J" Base Kit (in)
8.63 x 2.63
Max. Thrust Load @ RPM
700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Bolt Center Length x Bolt Center Width
5 in x 2 7/8 in
Center Distance Code
721
Input (Shaft or Bore) Size
5/8 in
Thermal Input Horsepower @ 1750 RPM
N/A
Media Mapping Output
G
Output Torque Rating Range [Min]
750 lb-in, 85 Nm
Box Width
5 3/16 in
Style
Right Angle
Worm Position
Universal
Series
700
Torque Out @ 1750 rpm
875 in lb
Input Configuration
C-Face Quilled
Frame
56C
Rated Efficiency
84%
Bolt Center
5 in x 2 7/8 in
Motor Frame Size
B556C
Max. Overhung Load @ RPM
700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Shaft Assembly Code
G
Media Mapping Style
F
Output (Shaft or Bore) Size
1 in
Base to Centerline of Input Shaft
4 11/32 in
Washdown Duty
No
Max. Overhung Load @ 1750 rpm
700 lb/in
Use With
721
Input HP @ RPM
0.72 hp @ 1150 rpm, 1.16 hp @ 1750 rpm
Box Height
6 3/8 in
Motor Application
General Purpose
Output Bore Shaft Dia.
1 in
Fan Cooled
No
HP @ RPM
1 hp @ 1800 rpm
Base to Centerline of Output Shaft
2.28 in
Input Motor HP
1
Frame Size
56C
Bolt Centers w/ Std. Base Kit (in)
6 3/8 x 4 11/16
Output Configuration
Left Output
Base to Shaft Center Height w/Low Vert. Base Kit
3.13 in
Output Speed
70 rpm
Base
No
Output RPM @ 1750 rpm Input
70 rpm
Output Torque @ RPM
790 in lb @ 1150 rpm, 875 in lb @ 1750 rpm
Base Mounting Attachment
No Base
Motor HP
1 hp
Ratio
25:1
Reduction Type
Single
Base to Shaft Center Height w/High Vert. Base Kit
4.88 in
Max. Thrust Load @ 1150 rpm
700 lb/in
Lubrication
None
Output Torque
875 lb-in
Family Name
F
Box Length
6 in
Base to Shaft Center Height w/Std. Base Kit
4.81 in
Max. Input HP @ 100 rpm
0.094 hp
Output Shaft
Solid
Center Distance
2.0625 in
Output RPM @ Input RPM
70 rpm @ 1750 rpm
Base to Shaft Center Height w/Vert. "J" Base Kit
3.94 in
Weight
24.1 LB
EAN or UPC
781711519660
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