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BOSTON GEAR Oil Resistant Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch - High-Torque Straight Jaw Spiders
BOSTON GEARHigh-Torque Straight Jaw Spiders

BOSTON GEAR Oil Resistant Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch

The BOSTON GEAR Oil Resistant Spider Insert is a high-torque straight jaw spider for FC30 coupling size, with a 3 in outside diameter and a power rating of 1.30 hp. This rubber insert is designed for inch-sized…

SKU 3G-OTH-133828

Also listed as: XFCR 30 · XFCR-30

Brand
BOSTON GEAR
Item
Oil Resistant Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch
Category
High-Torque Straight Jaw Spiders
Available to Order
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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
XFCR30
Type
Inch, 1.30 hp, Rubber
Outside Dia
3 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 FC30 coupling size, with a 3 in outside diameter and a power rating of 1.30 hp. This rubber insert is designed for inch-sized couplings and is identified by manufacturer part number XFCR30.

Frequently Asked Questions

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

The BOSTON GEAR Oil Resistant Spider Insert is a high-torque straight jaw spider designed for FC30 coupling size. It transmits power between shafts in industrial machinery, such as pumps and gearboxes, while absorbing shock and compensating for minor misalignment. Its oil-resistant rubber construction suits environments where lubricants or oils are present.

What are the specifications of the BOSTON GEAR XFCR30 spider insert?

The BOSTON GEAR XFCR30 spider insert has a 3 in outside diameter, a power rating of 1.30 hp, and is made of oil-resistant rubber. It fits FC30 coupling size and uses inch dimensions. The manufacturer part number is XFCR30, and it is designed for high-torque straight jaw couplings.

Where to buy BOSTON GEAR spider inserts worldwide?

3G Electric supplies BOSTON GEAR spider inserts worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the XFCR30 or other BOSTON GEAR coupling components for your application.

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

To select the correct BOSTON GEAR spider insert, match the coupling size (e.g., FC30), outside diameter (3 in), and power rating (1.30 hp) to your application. Ensure the insert material—rubber for oil resistance—suits the operating environment. Verify shaft dimensions and torque requirements against the manufacturer's specifications for 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

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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Cross-referenced by specification & description
BOSTON GEAR Oil Impregnated Spider Insert: FC30 Coupling Size, 3 in Outside Dia, Inch, 5.10 hp (MPN XFCBB30)
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