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BELL & GOSSETT Motor Coupler for Circulator Pumps, 186003, Rubber/Steel - Motor Couplers for Circulator Pumps
BELLMotor Couplers for Circulator Pumps

BELL & GOSSETT Motor Coupler for Circulator Pumps, 186003, Rubber/Steel

The BELL & GOSSETT Circulating Pump Coupler, manufacturer part number 186003, is a rubber/steel motor coupler designed for use with Bell & Gossett E-60 series circulator pumps. It is compatible with part number 5YN77…

SKU 3G-OTH-83482

Brand
BELL
Item
& GOSSETT Motor Coupler for Circulator Pumps, 186003, Rubber/Steel
Part Number
186003
Category
Motor Couplers for Circulator Pumps
Available to Order
Also known as:186003BELL
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BELL
Manufacturer Part Number
186003
Coupling Material
Rubber/Steel
Compatible with Brand
Bell & Gossett
Compatible with Series
E-60
Compatible with Manufacturer Model Number
625T

Technical Documents

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

Product Description

The BELL & GOSSETT Circulating Pump Coupler, manufacturer part number 186003, is a rubber/steel motor coupler designed for use with Bell & Gossett E-60 series circulator pumps. It is compatible with part number 5YN77 and manufacturer model number 625T.

Frequently Asked Questions

What is the BELL & GOSSETT circulating pump coupler 186003 used for?

This rubber/steel coupler connects the motor shaft to the pump shaft on Bell & Gossett E-60 series circulator pumps. It transmits torque while dampening vibration, ensuring reliable fluid circulation in HVAC and hydronic heating systems across industrial and commercial facilities.

What are the specifications of the BELL & GOSSETT 186003 coupler?

The 186003 coupler is made of rubber and steel, compatible with Bell & Gossett E-60 series pumps and model 625T. It also matches part 5YN77. This motor coupler is designed for circulating pump applications requiring durable, vibration-resistant power transmission.

Where to buy the BELL & GOSSETT 186003 coupler worldwide?

3G Electric supplies the BELL & GOSSETT 186003 coupler to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this rubber/steel motor coupler.

How to install the BELL & GOSSETT 186003 coupler on a circulator pump?

Ensure the pump and motor shafts are clean and aligned. Slide the coupler onto the motor shaft, then align with the pump shaft and secure per manufacturer instructions. Check for free rotation before starting. For specific torque values, refer to the pump service manual.

Used in

Common applications for BELL
Electrical conduit systems — BELL straight connectors (e.g., MPN 2661) for terminating flexible metal conduit in industrial enclosures.
Hydronic heating systems — BELL motor couplers (e.g., MPN 186004) for Bell & Gossett E-62 series circulator pumps.
Commercial plumbing — BELL duplex connectors (e.g., MPN 2611) for dual runs of flexible metal conduit in mechanical rooms.
Vehicle safety — BELL ultrasonic wildlife alert devices (e.g., MPN 01000-8) for cars, trucks, and SUVs on rural roads.
HVAC pump maintenance — BELL cast iron motor couplers (e.g., MPN 118723) for Bell & Gossett LD3 series pumps.
Industrial electrical installations — BELL set-screw clamp connectors for secure grounding and termination of conduit.
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BELL Products

3G Electric supplies BELL motor couplers for circulator pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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