Bell & Gossett 186870 Coupler, 5J, 1″ x 1 1/8″

Description

Bell & Gossett 186870 Coupler Overview

The Bell & Gossett 186870 is a 5J-series coupler designed to provide a secure, vibration-dampening connection between pump and motor shafts in hydronic heating and cooling systems. Engineered to Bell & Gossett’s exacting standards, this coupler ensures precise shaft alignment and smooth power transmission, helping to extend the service life of both the pump and motor.

Key Features

• 5J coupler series for Bell & Gossett circulator pump applications
• Bore sizes: 1″ x 1 1/8″ for versatile shaft compatibility
• Designed to absorb vibration and reduce mechanical shock between connected shafts
• Precision-machined for accurate shaft alignment
• Direct OEM replacement for Bell & Gossett hydronic pump systems
• Durable construction for long-lasting, reliable performance

Application

The Bell & Gossett 186870 coupler is ideal for use in commercial and residential hydronic heating and cooling systems. It is a direct OEM replacement part, making it the preferred choice for service technicians and contractors maintaining Bell & Gossett circulator pumps.

Specifications

• Part Number: 186870
• Series: 5J
• Bore Size: 1″ x 1 1/8″
• Brand: Bell & Gossett