Armstrong Pumps 116440MF-133 H-53-1 AB Maintenance Free In-Line Pump 1/2 HP (1-1/2 in Flange) 811757-004

Product Description

Armstrong Pumps 116440MF-133 is an H-53-1 AB maintenance-free in-line circulator pump rated 1/2 HP, 115 V, single phase. The pump features a three-piece radially-split body for in-line servicing, an oversized alloy steel shaft with a centrifugal impeller, and a positive ARMseal mechanical seal. It is intended for hydronic heating and cooling, potable water circulation, zoning and general industrial service with operation to 225 F and up to 29 ft head.

• Three-piece radially-split body allows in-line servicing without pipe disconnection; modular shaft and bearing module for serviceability
• 1/2 HP, 115 V single-phase motor; maximum flow up to 80 GPM and maximum head 29 ft; flow range 0–80 GPM
• 1-1/2 in flanged connection; centrifugal impeller (5-1/4 in); oversized alloy steel shaft and positive ARMseal mechanical seal

Product Highlights

Maintenance-free 1/2 HP in-line circulator for hydronic and potable systems; 1-1/2 in flange, up to 80 GPM and 29 ft head; lead free.

Product Information

Standard Information

• Brand: ARMSTRONG PUMPS
• Manufacturer Part Number: 116440MF-133
• Country of Origin: United States

Technical Specifications

• Brand: Armstrong Pumps
• MPN: 116440MF-133
• Model: H-53-1 AB
• Series: H
• Product Type: In-line circulator pump
• Material: Bronze
• Horsepower: 1/2 HP
• Voltage: 115 V
• Phase: Single
• Number of Speeds: 1
• Impeller Size: 5-1/4 in
• Impeller Type: Centrifugal
• Flange Size: 1-1/2 in
• Connection Type: Flange
• Inlet/Outlet Size: 1-1/2 in
• Face-to-Face Dimension: 11 1/2 in
• Maximum Head: 29 ft
• Maximum Flow: 80 GPM
• Flow Range: 0-80 GPM
• Maximum Media Temperature: 225 F
• Max Operating Pressure: 175 psi
• Shaft Material: Alloy steel
• Mechanical Seal: ARMseal positive mechanical seal
• Bearing Type: Permanently lubricated (maintenance free) ball bearings
• Thermal Protection: Yes
• Design: Three-piece radially-split body; modular shaft and bearing module; back pull-out serviceable design
• Application: Hydronic heating and cooling, domestic potable water systems, multi-stage zoning, industrial service
• Lead Free: Yes
• Lead Free Certification: Certified <= 0.25% weighted average lead (meets CA Health & Safety Code Section 116875)
• Replacement Parts: 811757-004, 961131-036, 816999MF-041, 116975-000, 105176-000, 911125-120, 106076-000, 816303-047, 913125-100, 911123-108, 816303-017, AS1370-025, 974507-100, 116949-000, 816337-011, 174003-071, 911121-106, 116948-000, 831009-062
• Country of Origin: United States
• Weight: 58-66 lbs