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BOSTON GEAR FC25 1-3/16 High-Torque Straight Jaw Coupling Hub - High-Torque Straight Jaw Coupling Hubs
BOSTON GEARHigh-Torque Straight Jaw Coupling Hubs

BOSTON GEAR FC25 1-3/16 High-Torque Straight Jaw Coupling Hub

The BOSTON GEAR FC25 Shaft Coupler Body is a high-torque straight jaw coupling hub designed for inch, keyed shaft types. This component has a 2 1/2 in outside diameter and is identified by manufacturer part number…

SKU 3G-OTH-146675

Also listed as: FC251316 · FC25 1 3 16 · FC25-1-3-16

Brand
BOSTON GEAR
Item
FC25 1-3/16 High-Torque Straight Jaw Coupling Hub
Part Number
FC25 1-3/16
Category
High-Torque Straight Jaw Coupling Hubs
Available to Order
Also known as:FC25 1-3/16BOSTON GEAR
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

BOSTON GEAR
Manufacturer Part Number
FC25 1-3/16
Type
Inch, For Keyed Shaft Type
Outside Dia
2 1/2 in

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

Product Description

The BOSTON GEAR FC25 Shaft Coupler Body is a high-torque straight jaw coupling hub designed for inch, keyed shaft types. This component has a 2 1/2 in outside diameter and is identified by manufacturer part number FC25 1-3/16. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a BOSTON GEAR FC25 shaft coupler used for?

The BOSTON GEAR FC25 shaft coupler body is used to connect two rotating shafts in power transmission systems, compensating for minor misalignment. It is commonly applied in industrial machinery, conveyors, pumps, and gearboxes where reliable torque transfer and vibration dampening are required.

What are the specifications of the BOSTON GEAR FC25 1-3/16 coupler?

The BOSTON GEAR FC25 1-3/16 is a high-torque straight jaw coupling hub with a 2 1/2 inch outside diameter. It is designed for inch-sized keyed shafts and is part of the FC25 coupling size series. The manufacturer part number is FC25 1-3/16.

Where to buy BOSTON GEAR FC25 coupling hubs worldwide?

You can source BOSTON GEAR FC25 coupling hubs worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this and other BOSTON GEAR power transmission components.

How to select the right BOSTON GEAR jaw coupling hub?

To select the correct BOSTON GEAR jaw coupling hub, match the coupling size (e.g., FC25) to your shaft diameter and keyway dimensions. Verify the outside diameter and torque rating align with your application. For the FC25 1-3/16, ensure your shaft is inch-sized and keyed. Consult a BOSTON GEAR catalog for load ratings.

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 high-torque straight jaw coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Inch-series straight jaw coupling hub for keyed shafts, with 4 1/2 in outside diameter. Used in power transmission systems to connect rotating shafts in pumps, compressors, conveyors, and gearboxes, accommodating misalignment while transmitting torque
BOSTON GEAR
Inch-series straight jaw coupling hub for keyed shafts, with 4 1/2 in outside diameter. Used in power transmission systems to connect rotating shafts in pumps, compressors, conveyors, and gearboxes, accommodating misalignment while transmitting torque

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