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
4270 PUMPS
MOTOR MOUNTED
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SUBMITTAL
39
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HYDRONIC SOLUTIONS CATALOG
Job:
Representative:
Engineer:
Contractor:
Order no: Date:
Submitted by: Date:
Approved by: Date:
materials of construction
mechanical seal design data
ma ximum pump oper ating cond itions
150 psig at 275°f (1034 kPa at 135°c)
706
702
705
704
40
20
0
80
60
100
12.2
6.1
0
24.4
18.3
30.5
water, spgr = 1.0000
010203050607040 80
90
100
110
120
0 37.9 75.7 113.6 189.3 227.1 265.0151.4 302.8 340.7 378.5 416.4 454.2
710
709
707
1.25x1x5 @ 3600 rpm
1.5x1.25x5.5 @ 3600 rpm
2x1.5x5.5 @ 3600 rpm
1
1
2
3
2
3
1
flow - usgpm
flow - l/s
head - feet
head - metres
performance curve
Mount the pump on a foundation suciently
substantial to absorb any vibration. A good
foundation should weigh approximately two-and
one-half times the shipping weight of the pump.
mounting orientation
motor design data
optional equipment
Construction: Bronze Fitted
Impeller: Ultem
Casing/Volute:
Cast iron
O-ring: Viton
Adapter: Aluminum
Shaft: 416 Stainless steel
Seal type: 21
Insert : Carbon
Seal: Ceramic
Bellows: Viton
L-cup: Viton
Retainer: Stainless steel
Spring: Stainless steel
kW:
Enclosure : 50j
rpm: 3500
Hertz: 60 Hz
Eciency: Standard
o Flush line for vertical mounting
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