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Product Overview

ManualsBrandsArmstrong Pumps ManualsAstro Series PumpsAstro 220SSU075S-TA Stainless Steel Hot Water Recirculation Pump w/ Cord, Timer, Aquastat, 0-9 GPM Flow
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technical
overview
Astro 2
3-speed circulator models
5
lead free bronze* a b c d e f connection type & size weight
Astro 225bs ½" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.10 (79) — Sweat – ½" 6.0 (2.7)
Astro 225bs ¾" swt 5.00 (127) 5.00 (127) 4.13 (105) — 3.10 (79) — 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) — 3.10 (79) — Union – 1¼" npsm 6.5 (2.9)
Astro 225ssu** 6.00 (152) 5.00 (127) 4.00 (102) — 3.10 (79) — Union – 1¼" npsm 6.5 (2.9)
Astro 230ss** 6.38 (162) 6.00 (150) 4.00 (102) 4.00 (102) 3.10 (79) 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) 3.10 (79) 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) 3.60 (91) 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) 3.60 (91) 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) 3.60 (91) 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) 3.60 (91) 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) 4.00 (102) 4.00 (102) 3.10 (79) 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) 3.10 (79) 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) 3.10 (79) 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) 3.10 (79) 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) 3.60 (91) 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) 3.60 (91) 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) 3.60 (91) 3.13 (80) Flange – (2) ½" dia. bolt holes 10.1 (4.6)
Astro 290ci** 8.50 (216) 6.65 (169) 5.20 (132) 4.00 (102) 3.60 (91) 3.45 (88) Flange – (2) ½" dia. bolt holes 13.2 (6.0)
note: All dimensions are in inches (mm) and weights in lbs (kg).
* Certified <0.25 weighted average percent lead and complies with California Health and Safety Code Section 116875 (commonly known as ab 1953).
** Removable check valve installed at pump outlet.
dimensions and weights
a
d
f
(on center)
b
c
e
a
d
f
(on center)
b
c
e
astro 280ci, 290ci/ss & 286ci/ss astro 210ci/ss & 280ss