806137-001 ARMSTRONG Circulation Pump Flex Coupler 1/2" x 5/8"

806137-001 ARMSTRONG Circulation Pump Flex Coupler 1/2" x 5/8"

This genuine Armstrong flex coupler is designed for circulation pumps requiring a 1/2" x 5/8" shaft connection. It serves as a direct replacement for Armstrong part number 806137-000 and Bell & Gossett part numbers 118709 and P4Z4291, compatible with Armstrong pump models S-55, S-57, H-53, H-54, and Series 1050.

Key Specifications

• Shaft Dimensions: 1/2" x 5/8"
• Rotation: Clockwise (CW)

Product Features & Fitment

The flex coupler ensures reliable coupling between motor and pump shafts, facilitating smooth power transmission. It is specifically engineered for clockwise rotation applications and fits a range of Armstrong circulation pump models, simplifying maintenance and replacement tasks.

Cross Reference

• Bell & Gossett P/N 118709, P4Z4291
• Replaces Armstrong 806137-000