Replacement Parts
Table Of Contents
- commercial & residential pumps
- Design Envelope Compass Circulators
- Astro 2 Circulators
- Astro 2 Hot Water Recirculation Systems
- Astro 2 24-hour timer
- Aquastat controls
- Astro Express 2 Hot Water Recirculation
- S&H 3-Piece Circulators
- 1050 & 1060 3-Piece Circulators
- E.2 Circulators
- E.2 Circulator Spool Pieces
- 4270 & 4270 Stock Motor Mounted Pumps
- 4360 Pump-in-a-Box
- 4380 Pump-in-a-Box
- Design Envelope 4300/4380 Pump-in-a-Box
- hydronic specialties
- circuit balancing valves (cbv)
- replacement parts
- parts look up
- competition circulator cross reference
- technical data
- Pump Formulas
- Pressures & Altitudes
- Freezing & Boiling Points
- Ethylene Glycol Properties
- Propylene Glycol Properties
- Water Properties
- Useful System Curve Formulas
- Pipe Maximum Pressures
- Hydraulic Resistance
- Pipe Information
- Pipe Fittings & Valves Friction Loss
- Water Flow Calculator
- Unit Conversions
- Typical Symbols
- Product Solution Outlines/Brochures
161
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HYDRONIC SOLUTIONS CATALOG
4280 MOTOR MOUNTED PUMPS
CLOSE COUPLED
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PARTS CROSS REFERENCE
item description item description
101 Volute 201 Volute cover plate
102 Impeller 202 m/p bracket capscrew
103 Volute gasket 208 Mechanical seal assembly
104 Volute capscrew 339 Shaft sleeve kit
117 Impeller capscrew 342 Water slinger
118 Impeller washer
model number
b&g model 1531b armstrong model, 4280 power frames, all speeds
model number
b&g model 1531 armstrong 4280 old style, tangential, motor mounted pumps
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