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BOSTON GEAR Speed Reducer: 5.1:1, 343 RPM, 10 hp Input Max, 1726 in-lb Output Max - Direct-Drive Parallel Speed Reducers
BOSTON GEARDirect-Drive Parallel Speed Reducers

BOSTON GEAR Speed Reducer: 5.1:1, 343 RPM, 10 hp Input Max, 1726 in-lb Output Max

The BOSTON GEAR Speed Reducer is a direct-drive parallel speed reducer with a 5.1:1 ratio, 343 RPM, 10 hp input max, and 1726 in-lb output max. It features a round configuration and is identified by MPN…

SKU 3G-OTH-143616

Also listed as: F872B51KB11M1 · F872B 5 1K B11 M1 · F872B-5-1K-B11-M1

Brand
BOSTON GEAR
Item
Speed Reducer: 5.1:1, 343 RPM, 10 hp Input Max, 1726 in-lb Output Max
Part Number
F872B-5.1K-B11-M1
Category
Direct-Drive Parallel Speed Reducers
Available to Order
Also known as:F872B-5.1K-B11-M1BOSTON GEAR
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Technical Specifications

BOSTON GEAR
Manufacturer Part Number
F872B-5.1K-B11-M1
Type
343 RPM, 1726 in-lb Output Max, Round
Input Max
10 hp

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BOSTON GEAR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BOSTON GEAR Speed Reducer is a direct-drive parallel speed reducer with a 5.1:1 ratio, 343 RPM, 10 hp input max, and 1726 in-lb output max. It features a round configuration and is identified by MPN F872B-5.1K-B11-M1 with frame size 210TC/250UC.

Frequently Asked Questions

What is the BOSTON GEAR F872B-5.1K-B11-M1 speed reducer used for?

This BOSTON GEAR direct-drive parallel speed reducer is used to reduce motor speed and increase torque in industrial machinery such as conveyors, mixers, and material handling systems. It handles up to 10 hp input and delivers 1726 in-lb output torque at 343 RPM.

What are the specifications of the BOSTON GEAR F872B-5.1K-B11-M1?

The BOSTON GEAR speed reducer has a 5.1:1 ratio, 343 RPM output, 10 hp input max, and 1726 in-lb output max. It uses a round configuration with frame size 210TC/250UC. The manufacturer part number is F872B-5.1K-B11-M1.

Where to buy the BOSTON GEAR F872B-5.1K-B11-M1 worldwide?

3G Electric supplies the BOSTON GEAR F872B-5.1K-B11-M1 speed reducer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this direct-drive parallel reducer.

How to select the right BOSTON GEAR speed reducer for an application?

To select the correct BOSTON GEAR speed reducer, match the input horsepower (10 hp max for this model), desired output speed (343 RPM), and required torque (1726 in-lb max). Verify the frame size (210TC/250UC) fits your motor and mounting configuration.

Used in

Common applications for BOSTON GEAR
Conveyor systems — Boston Gear FC38 polyurethane spider insert (XFCA38) for torque transmission and misalignment compensation.
Pump drives — Boston Gear FC15 oil-impregnated spider insert (XFCBB15) to dampen vibration in continuous-duty pump applications.
Mixers and agitators — Boston Gear speed reducers with cast iron housings for speed reduction and torque multiplication.
Packaging machinery — Boston Gear FC12 synthetic rubber spider insert (XFCR12) for shock absorption in start-stop cycles.
Fans and blowers — Boston Gear FC45 oil-impregnated spider insert (XFCBB45) for high-torque power transmission.
Material handling — Boston Gear shaft-mounted speed reducers for conveyor and bulk handling drive systems.
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BOSTON GEAR Products

3G Electric supplies BOSTON GEAR direct-drive parallel speed reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Direct-drive parallel speed reducer with 71:1 ratio, delivering 24 RPM output. Accepts up to 1 hp input and provides 2303 in-lb maximum output torque. Features a 56C frame and supports any-angle mounting. Suitable for use in conveyors, mixers, and material handling equipment requiring speed reduction and torque multiplication
BOSTON GEAR
Direct-drive parallel speed reducer with 71:1 ratio, delivering 24 RPM output. Accepts up to 1 hp input and provides 2303 in-lb maximum output torque. Features a 56C frame and supports any-angle mounting. Suitable for use in conveyors, mixers, and material handling equipment requiring speed reduction and torque multiplication

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