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
ASTRO 2 CIRCULATORS
THREE SPEED
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SUBMITTAL
6
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HYDRONIC SOLUTIONS CATALOG
model part number
Astro 220ssu w½" swt 110223-301
Astro 220ssu w¾" swt 110223-302
Astro 220ssu 110223-309
Astro 225bs ½" swt 110223-303
Astro 225bs ¾" swt 110223-304
Astro 225ssu 110223-310
Astro 230ci 110223-305
Astro 230ci-r 110223-315
Astro 230ss 110223-306
model part number
Astro 250ci 110223-307
Astro 250ci-r 110223-317
Astro 250ss 110223-308
Astro 280ci 110223-320
Astro 280ss 110223-321
Astro 280ci (230v) 110223-322
Astro 280ss (230v) 110223-323
Astro 286ci (230v) 110223-324
Astro 286ss (230v) 110223-325
model part number
Astro 210ci 110223-326
Astro 210ss 110223-327
Astro 290ci 110223-328
Astro 290ss 110223-329
part numbers
dimension data - inches (mm)
note: All dimensions are in inches (mm) and weights in lbs (kg).
** Removable check valve installed at pump outlet.
mounting orientation
right wrong
lead free bronze* a b c d e f connection type & size weight
Astro 225bs ½" swt 5.0 0 (127) 5.00 (127) 4.13 (105) — 3.00 (76) — Sweat – ½" 6.0 (2.7)
Astro 225bs ¾" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.00 (76) — Sweat – ¾" 6.0 (2.7)
stainless steel* a b c d e f connection type & size weight
Astro 220ssu** 6.00 (152) 5.00 (127) 4.00 (102) — 3.00 (76) — Union – 1¼" npsm 6.5 (2.9)
Astro 225ssu** 6.00 (152) 5.00 (127) 4.00 (102) — 3.00 (76) — Union – 1¼" npsm 6.5 (2.9)
Astro 230ss** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 250ss** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 210ss** 6.50 (165) 7.25 (184) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 280ss (230v)** 6.50 (165) 6.75 (171) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 286ss** 6.50 (165) 6.38 (162) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 290ss** 8.50 (216) 6.65 (169) 5.20 (132) 4.00 (102) 3.50 (90) 3.45 (88) Flange – (2) ½" dia. bolt holes 13.2 (6.0)
cast iron a b c d e f connection type & size weight
Astro 230ci** 6.38 (162) 6.00 (150) 4.0 0 (102) 4.0 0 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 230ci-r** 6.38 (162) 5.63 (137) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 250ci** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 250ci-r** 6.38 (162) 5.63 (137) 4.00 (102) 4.00 (102) 3.00 (76) 3.25 (80) Flange – (2) ½" dia. bolt holes 8.0 (3.6)
Astro 210ci** 6.50 (165) 7.25 (184) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 280ci (230v)** 6.50 (165) 6.38 (162) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 286ci** 6.50 (165) 6.38 (162) 4.87 (124) 4.00 (102) 3.50 (90) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 290ci** 8.50 (216) 6.65 (169) 5.20 (132) 4.0 0 (102) 3.50 (90) 3.45 (88) Flange – (2) ½" dia. bolt holes 13.2 (6.0)