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BOSTON GEAR High-Torque Straight Jaw Spider, XFCBB12 - High-Torque Straight Jaw Spiders
BOSTON GEARHigh-Torque Straight Jaw Spiders

BOSTON GEAR High-Torque Straight Jaw Spider, XFCBB12

The BOSTON GEAR Oil Impregnated Spider Insert is a high-torque straight jaw spider for FC12 coupling size applications. This inch-sized insert has a 1 1/4 in outside diameter and is rated for 0.32 hp (MPN XFCBB12).

SKU 3G-OTH-133816

Also listed as: XFCBB 12 · XFCBB-12

Brand
BOSTON GEAR
Item
High-Torque Straight Jaw Spider, XFCBB12
Part Number
XFCBB12
Category
High-Torque Straight Jaw Spiders
Available to Order
Also known as:XFCBB12BOSTON 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
XFCBB12
Type
Inch, 0.32 hp
Outside Dia
1 1/4 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 FC12 coupling size applications. This inch-sized insert has a 1 1/4 in outside diameter and is rated for 0.32 hp (MPN XFCBB12).

Frequently Asked Questions

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

The BOSTON GEAR Oil Impregnated Spider Insert is a high-torque straight jaw spider used in FC12 coupling applications to transmit torque between shafts while dampening vibration and compensating for minor misalignment. It is commonly found in industrial power transmission systems, conveyors, and pump drives.

What are the specifications of the BOSTON GEAR XFCBB12 spider insert?

The BOSTON GEAR XFCBB12 Oil Impregnated Spider Insert is an inch-sized component with a 1 1/4 in outside diameter, rated for 0.32 hp. It is designed for FC12 coupling size and is manufactured by BOSTON GEAR. The oil-impregnated material provides self-lubrication for extended service life.

Where to buy BOSTON GEAR spider inserts for worldwide delivery?

3G Electric supplies BOSTON GEAR spider inserts like the XFCBB12 for worldwide delivery. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this high-torque straight jaw spider.

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., FC12), outside diameter (1 1/4 in), and horsepower rating (0.32 hp) to your application. Ensure the jaw profile (straight jaw) aligns with your coupling halves. For assistance, consult 3G Electric's technical team.

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
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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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