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.
Motor Frame Size
B556C
Output Torque Rating Range [Min]
750 lb-in, 85 Nm
Ratio
2400:1
Reduction Type
Double
Output Shaft Projection
Solid Left Output
Rated Efficiency
19%
Output Bore Shaft Dia.
1 in
Center Distance
2.06 in
Fan Cooled
No
Output Shaft
Solid
Media Mapping Output
G
Standard
AGMA Service Class I
Media Mapping Style
FWA
Base Mounting Attachment
No Base
Style
Parallel Shaft
Input Motor HP
0.17
Material
Cast Iron, Standard Paint
Output Torque
900 lb-in
Input Power Rating
0.053 hp, 0.04 kW
Output Torque Rating Range [Max]
999 lb-in, 109 Nm
Output Speed
0.7 rpm
Center Distance Code
721
Weight
35.1 LB
EAN or UPC
781711201565
We're here for you
with Service Centers across the country - We have your back
Find a Service Center
