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BOSTON GEAR High-Torque Straight Jaw Spider, XFCBB45 - High-Torque Straight Jaw Spiders
BOSTON GEARHigh-Torque Straight Jaw Spiders

BOSTON GEAR High-Torque Straight Jaw Spider, XFCBB45

The BOSTON GEAR Oil Impregnated Spider Insert is a high-torque straight jaw spider for FC45 coupling size, with a 4 1/2 in outside diameter and a 17.5 hp rating. This inch-sized insert is manufactured by BOSTON GEAR…

SKU 3G-OTH-133831

Also listed as: XFCBB 45 · XFCBB-45

Brand
BOSTON GEAR
Item
High-Torque Straight Jaw Spider, XFCBB45
Part Number
XFCBB45
Category
High-Torque Straight Jaw Spiders
Available to Order
Also known as:XFCBB45BOSTON GEAR
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

BOSTON GEAR
Manufacturer Part Number
XFCBB45
Type
Inch, 17.5 hp
Outside Dia
4 1/2 in

Technical Documents

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

Product Description

The BOSTON GEAR Oil Impregnated Spider Insert is a high-torque straight jaw spider for FC45 coupling size, with a 4 1/2 in outside diameter and a 17.5 hp rating. This inch-sized insert is manufactured by BOSTON GEAR under MPN XFCBB45.

Frequently Asked Questions

What is the BOSTON GEAR Oil Impregnated Spider Insert used for?

The BOSTON GEAR Oil Impregnated Spider Insert is used as a flexible coupling component in high-torque power transmission systems. It connects shafts in industrial machinery, absorbing shock and misalignment while transmitting up to 17.5 hp. Common applications include pumps, compressors, and conveyors.

What are the specifications of the BOSTON GEAR XFCBB45 spider insert?

The BOSTON GEAR XFCBB45 is an oil-impregnated spider insert for FC45 coupling size. It has a 4 1/2 in outside diameter, a 17.5 hp power rating, and is inch-sized. It is a high-torque straight jaw spider manufactured by BOSTON GEAR under MPN XFCBB45.

Where to buy BOSTON GEAR spider inserts worldwide?

You can source the BOSTON GEAR XFCBB45 spider insert worldwide through 3G Electric, a global industrial equipment distributor since 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct BOSTON GEAR spider insert for a coupling?

To select the correct BOSTON GEAR spider insert, match the coupling size (e.g., FC45), outside diameter (4 1/2 in), and power rating (17.5 hp) to your application. Ensure the jaw type (straight) and inch sizing align with your shaft dimensions. Consult the manufacturer's catalog for torque and misalignment limits.

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 spiders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Polyurethane spider insert for high-torque straight jaw couplings. Fits FC20 coupling size with 2-inch outside diameter and 0.7 hp rating. Transmits torque while dampening vibration and compensating for minor misalignment in power transmission systems
BOSTON GEAR
Polyurethane spider insert for high-torque straight jaw couplings. Fits FC20 coupling size with 2-inch outside diameter and 0.7 hp rating. Transmits torque while dampening vibration and compensating for minor misalignment in power transmission systems
Oil-impregnated spider insert for FC15 straight jaw couplings. Inch-sized with 1 1/4 in outside diameter and 0.79 hp rating. Used as a flexible element in power transmission systems to dampen vibration and accommodate minor shaft misalignment
BOSTON GEAR
Oil-impregnated spider insert for FC15 straight jaw couplings. Inch-sized with 1 1/4 in outside diameter and 0.79 hp rating. Used as a flexible element in power transmission systems to dampen vibration and accommodate minor shaft misalignment

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