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BOSTON GEAR XFCR45 High-Torque Straight Jaw Spider - High-Torque Straight Jaw Spiders
BOSTON GEARHigh-Torque Straight Jaw Spiders

BOSTON GEAR XFCR45 High-Torque Straight Jaw Spider

The BOSTON GEAR Oil Resistant Spider Insert is a high-torque straight jaw spider for FC45 coupling size, with a 4 1/2 in outside diameter and a power rating of 4.4 hp. This inch-sized insert is designed for use with…

SKU 3G-OTH-133835

Also listed as: XFCR 45 · XFCR-45

Brand
BOSTON GEAR
Item
XFCR45 High-Torque Straight Jaw Spider
Part Number
XFCR45
Category
High-Torque Straight Jaw Spiders
Available to Order
Also known as:XFCR45BOSTON 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
XFCR45
Type
Inch, 4.4 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 Resistant Spider Insert is a high-torque straight jaw spider for FC45 coupling size, with a 4 1/2 in outside diameter and a power rating of 4.4 hp. This inch-sized insert is designed for use with BOSTON GEAR couplings, offering oil resistance for industrial applications.

Frequently Asked Questions

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

The BOSTON GEAR Oil Resistant Spider Insert is used as a high-torque straight jaw spider in FC45 coupling size. It transmits power between shafts in industrial machinery, providing oil resistance for applications where lubricants or hydraulic fluids are present.

What are the specifications of the BOSTON GEAR XFCR45 spider insert?

The BOSTON GEAR XFCR45 spider insert has a 4 1/2 in outside diameter, a power rating of 4.4 hp, and is designed for FC45 coupling size. It is an inch-sized, oil-resistant straight jaw spider made by BOSTON GEAR for use with their couplings.

Where to buy BOSTON GEAR XFCR45 spider insert worldwide?

3G Electric supplies the BOSTON GEAR XFCR45 spider insert worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this oil-resistant spider insert for your coupling needs.

How to install a BOSTON GEAR straight jaw spider insert?

To install a BOSTON GEAR straight jaw spider insert, align the coupling halves and slide the spider into the jaw gaps. Ensure the insert seats evenly without forcing. Follow standard coupling alignment procedures and torque specs from the coupling manufacturer for proper fit and performance.

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
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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
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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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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