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BOSTON GEAR High-Torque Straight Jaw Coupling Hub, FC38 1-3/4 - High-Torque Straight Jaw Coupling Hubs
BOSTON GEARHigh-Torque Straight Jaw Coupling Hubs

BOSTON GEAR High-Torque Straight Jaw Coupling Hub, FC38 1-3/4

The BOSTON GEAR FC38 Shaft Coupler Body is a high-torque straight jaw coupling hub in inch size, designed for keyed shaft types. It has a 3 3/4 in outside diameter and is identified by manufacturer part number FC38…

SKU 3G-OTH-146671

Also listed as: FC38134 · FC38 1 3 4 · FC38-1-3-4

Brand
BOSTON GEAR
Item
High-Torque Straight Jaw Coupling Hub, FC38 1-3/4
Part Number
FC38 1-3/4
Category
High-Torque Straight Jaw Coupling Hubs
Available to Order
Also known as:FC38 1-3/4BOSTON GEAR
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BOSTON GEAR
Manufacturer Part Number
FC38 1-3/4
Type
Inch, For Keyed Shaft Type
Outside Dia
3 3/4 in

Technical Documents

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

Product Description

The BOSTON GEAR FC38 Shaft Coupler Body is a high-torque straight jaw coupling hub in inch size, designed for keyed shaft types. It has a 3 3/4 in outside diameter and is identified by manufacturer part number FC38 1-3/4.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BOSTON GEAR FC38 shaft coupler used for?

The BOSTON GEAR FC38 shaft coupler is a high-torque straight jaw coupling hub used to connect two rotating shafts in industrial power transmission systems. It is commonly applied in conveyors, pumps, gearboxes, and material handling equipment where misalignment compensation and torque transfer are required.

What are the specifications of the BOSTON GEAR FC38 1-3/4 coupling?

The BOSTON GEAR FC38 coupling body has a 3 3/4 in outside diameter and is designed for inch keyed shafts. It is a high-torque straight jaw coupling hub, model FC38 1-3/4. This component is suitable for industrial applications requiring reliable torque transmission and moderate misalignment accommodation.

Where to buy BOSTON GEAR FC38 couplings worldwide?

You can source the BOSTON GEAR FC38 coupling from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this and other power transmission components.

How to select the right BOSTON GEAR shaft coupler size?

To select the correct BOSTON GEAR shaft coupler, match the coupling size (e.g., FC38) to your shaft diameter and keyway dimensions. Verify the outside diameter (3 3/4 in for FC38) and torque requirements of your application. Always consult the manufacturer's catalog for bore range and misalignment ratings to ensure proper fit and performance.

Used in

Common applications for BOSTON GEAR
Material handling conveyors — Boston Gear worm gear speed reducers for belt drives
Packaging machinery — Boston Gear helical gear reducers for precise indexing
Food processing equipment — Boston Gear stainless steel speed reducers for washdown environments
Industrial pump drives — Boston Gear clamp collars for shaft coupling alignment
Mixer and agitator systems — Boston Gear oil-impregnated spider inserts for torque transmission
Automated assembly lines — Boston Gear mounting bases for horizontal reducer installation
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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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