Product Description
Armstrong 4360 1.25B Vertical In-Line Pump
Series 4360 | Size 1.25B | Vertical In-Line | 60 Hz
The Armstrong 4360 1.25B is a pipe-mounted vertical in-line (VIL) single pump for HVAC-system pumping and light industrial or process pumping (water or glycol based). It has an inside single-spring mechanical seal with a silicon sintered carbide seal face, and is designed for space-saving installation and long service life.
This is the 60 Hz model. Send us your flow, head, motor and voltage requirements, or the Armstrong model number from your nameplate, and Canadian Pump Shop will confirm the right 1.25B for you. The model submittal below has the performance curves and dimensions.
Benefits & Features
Low installed cost
- Vertical in-line design eliminates inertia bases, housekeeping pads, flex connectors, and field alignment or grouting
- Minimizes space and pipe requirements
Low energy consumption and operating cost
- High-efficiency NEMA-premium motors are available
- All motors are suitable for inverter-fed service
- Shorter pipe runs reduce friction losses and improve system efficiency
Low operating risk
- Universal replacement seals, bearings and motors are available locally worldwide
- The casing stays in place during service, so maintenance is less disruptive
Specifications
| Manufacturer | Armstrong Fluid Technology |
|---|---|
| Series / Model | 4360 / 1.25B |
| Frequency | 60 Hz |
| Pump Type | Pipe-mounted vertical in-line single pump |
| Applications | HVAC-system pumping; light industrial / process pumping |
| Casing Material | Cast iron or ductile iron |
| Seal Configuration | Inside single-spring mechanical seal, silicon sintered carbide |
| Max Temperature (series) | 225°F (107°C) |
| 4360 Series Range | Up to 350 USgpm (22 L/s), up to 200 ft (61 m) head, 0.33 to 15 HP |
Design & Submittals
- 4360 Vertical In-Line Pump 1.25B, 60Hz Submittal (PDF)
- 4360 & 4380 Vertical In-Line Pumps Brochure (PDF)
- 4360 & 4380 VIL Typical Specifications (DOC)
Warranty
Armstrong pumps are covered by Armstrong's standard terms of sale and warranty. Review the full terms below for coverage details.
Installation, Maintenance, Genuine Parts & Parts Kits
- Series 4300, 4360 & 4380 VIL Installation & Operating Instructions (PDF)
- 4380 & 4360D Service Work Instructions (PDF)
- Mechanical Seal Kits Service Work Instructions (PDF)
- Shaft Sleeve and Spacer Replacement Instructions, 6042.25 (PDF)
- Pump FlushLine Hose & Hardware Kits Instructions (PDF)
- 4360 "B" Replacement Parts (PDF)
- 4360 "D" Replacement Parts (PDF)
- Armstrong Genuine Replacement Parts & Parts Kits (web page)
Always use genuine Armstrong parts, including seals, bearings and parts kits, to keep your 4360 performing to specification.
Please note: Motors and accessories vary by configuration. Not sure which seal kit or replacement parts you need for your 4360 1.25B? Contact Canadian Pump Shop and we'll help match them to your system.