Colton Industries - Suction Diffusers

125SDFI Series - PRODUCT DATA BULLETIN

Model '125SDFI' Suction Diffuser

Designed for direct mounting to end suction of horizontal or vertical pumps.

Available in sizes 2" to 12" with class 125 FF flanged end connections for maximum operating pressures as follows:
PMO: (Maximum Operating Pressure)
200 psig @ 150 deg. F.

Features:

Space Saver - Eliminates the need for typical 'Y' strainer and elbow into pump suction
Integral strightening vanes reduce flow turbulence
All sizes supplied with removable 20 mesh screen liner for start-up

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Unit of Measure

Items	125SDFI-2-1 1/4 Suction Diffuser	125SDFI-2-1 1/2 Suction Diffuser	125SDFI-2-2 Suction Diffuser	125SDFI-2 1/2-2 Suction Diffuser	125SDFI-2 1/2-2 1/2 Suction Diffuser
Inlet Size	N/A 2 in	N/A 2 in	N/A 2 in	N/A 2 1/2 in	N/A 2 1/2 in
Outlet Size	N/A 1 1/4 in	N/A 1 1/2 in	N/A 2 in	N/A 2 in	N/A 2 1/2 in
A	N/A 259 mm10 3/16 in	N/A 259 mm10 3/16 in	N/A 260 mm10 1/4 in	N/A 216 mm8 1/2 in	N/A 216 mm8 1/2 in
B	N/A 114 mm4 1/2 in	N/A 114 mm4 1/2 in	N/A 111 mm4 3/8 in	N/A 108 mm4 1/4 in	N/A 108 mm4 1/4 in
C¹	N/A 224 mm8 13/16 in	N/A 224 mm8 13/16 in	N/A 224 mm8 13/16 in	N/A 121 mm4 3/4 in	N/A 121 mm4 3/4 in
D	N/A 114 mm4 1/2 in	N/A 114 mm4 1/2 in	N/A 114 mm4 1/2 in	N/A 108 mm4 1/4 in	N/A 108 mm4 1/4 in
E	N/A 156 mm6 1/8 in	N/A 156 mm6 1/8 in	N/A 152 mm6 in	N/A 165 mm6 1/2 in	N/A 165 mm6 1/2 in
F	N/A 20 mm3/4 in	N/A 20 mm3/4 in	N/A 20 mm3/4 in	N/A 15 mm1/2 in	N/A 15 mm1/2 in
G	N/A 20 mm3/4 in	N/A 20 mm3/4 in	N/A 20 mm3/4 in	N/A 25 mm1 in	N/A 25 mm1 in
Weight	N/A 9 kg19 lb	N/A 10 kg21 lb	N/A 11 kg23 lb	N/A 15 kg32 lb	N/A 16 kg34 lb
Maximum Operating Pressure PMO	N/A 200 psi at 150 ºF
Maximum Allowable Operating Temperature at Bune-N Seal	N/A 212 ºF
Maximum Allowable Operating Temperature at EPDM Seal	N/A 250 ºF
Maximum Allowable Operating Temperature at Viton Seal	N/A 400 ºF
Body Material	N/A Cast Iron
Screen Material	N/A 304 Stainless Steel
O-Ring Material	N/A Buna-N (EPDM or Viton is available upon request)
¹ Dimension "C" denotes the distance required for screen removal.

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