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BOSTON GEAR Polyurethane Spider Insert: FC20 Coupling Size, 2 in Outside Dia, Inch - High-Torque Straight Jaw Spiders
BOSTON GEARHigh-Torque Straight Jaw Spiders

BOSTON GEAR Polyurethane Spider Insert: FC20 Coupling Size, 2 in Outside Dia, Inch

The BOSTON GEAR Polyurethane Spider Insert is a high-torque straight jaw spider designed for FC20 coupling size applications. This inch-sized insert has a 2-inch outside diameter and is rated for 0.7 hp (MPN XFCA20)…

SKU 3G-OTH-133824

Also listed as: XFCA 20 · XFCA-20

Brand
BOSTON GEAR
Item
Polyurethane Spider Insert: FC20 Coupling Size, 2 in Outside Dia, Inch
Category
High-Torque Straight Jaw Spiders
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BOSTON GEAR
Manufacturer Part Number
XFCA20
Type
Inch, 0.7 hp
Outside Dia
2 in

Technical Documents

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

Product Description

The BOSTON GEAR Polyurethane Spider Insert is a high-torque straight jaw spider designed for FC20 coupling size applications. This inch-sized insert has a 2-inch outside diameter and is rated for 0.7 hp (MPN XFCA20). Manufactured by BOSTON GEAR, it serves as a replacement component for compatible jaw couplings.

Frequently Asked Questions

What is a BOSTON GEAR Polyurethane Spider Insert used for?

This spider insert is a replacement component for high-torque straight jaw couplings in FC20 size applications. It transmits torque between coupled shafts while dampening vibration and compensating for minor misalignment in industrial power transmission systems.

What are the specifications of the BOSTON GEAR XFCA20 spider insert?

The BOSTON GEAR XFCA20 polyurethane spider insert has a 2-inch outside diameter, is rated for 0.7 hp, and fits FC20 coupling size. It is an inch-sized, high-torque straight jaw spider designed as a direct replacement for compatible BOSTON GEAR jaw couplings.

Where to buy BOSTON GEAR spider inserts worldwide?

3G Electric supplies BOSTON GEAR polyurethane spider inserts worldwide. As a global industrial sourcing partner, we handle full logistics and customs clearance to deliver the XFCA20 and other coupling components to your facility, regardless of location.

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

Match the spider insert to your coupling's size designation (e.g., FC20), outside diameter, and horsepower rating. For the XFCA20, verify a 2-inch outside diameter and 0.7 hp capacity. Always confirm compatibility with your existing BOSTON GEAR jaw coupling hub before ordering.

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

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
BOSTON GEAR Polyurethane Spider Insert: FC25 Coupling Size, 2 1/2 in Outside Dia, Inch, 1.2 hp (MPN XFCA25)
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BOSTON GEAR Polyurethane Spider Insert: FC25 Coupling Size, 2 1/2 in Outside Dia, Inch, 1.2 hp (MPN XFCA25)
BOSTON GEAR Polyurethane Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch, 2.2 hp (MPN XFCA30)
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BOSTON GEAR Polyurethane Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch, 2.2 hp (MPN XFCA30)
BOSTON GEAR Polyurethane Spider Insert: FC45 Coupling Size, 4 1/2 in Outside Dia, Inch, 7.5 hp (MPN XFCA45)
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BOSTON GEAR Polyurethane Spider Insert: FC45 Coupling Size, 4 1/2 in Outside Dia, Inch, 7.5 hp (MPN XFCA45)
BOSTON GEAR Oil Impregnated Spider Insert: FC20 Coupling Size, 2 in Outside Dia, Inch, 1.6 hp (MPN XFCBB20)
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BOSTON GEAR Oil Impregnated Spider Insert: FC20 Coupling Size, 2 in Outside Dia, Inch, 1.6 hp (MPN XFCBB20)
BOSTON GEAR Synthetic Rubber Spider Insert: FC12 Coupling Size, 1 1/4 in Outside Dia, Inch, 0.1 hp (MPN XFCR12)
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BOSTON GEAR Synthetic Rubber Spider Insert: FC12 Coupling Size, 1 1/4 in Outside Dia, Inch, 0.1 hp (MPN XFCR12)

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