Goulds Pumps 3420 - IOM - Manual (Page 66)

62
3420 IOM 8/09
Table 9 (inches) (con't)
Group
Impeller
Size
Material Vanes
Standard Impeller and
Casing Wearing Rings
(Fig. 51)
Flashed Impeller Wearing Rings
(Fig. 52)
Impeller
Ring (A) Casing
Ring
Diameter
Clearance
Impeller
Ring (C) Casing
Ring
Diameter
Clearance
Length
(E)
Angle
(F)
LDS
30x30-31
Iron & Bronze 7
23.382 23.406 .024 23.382 23.406 .024
.38 8°
23.378 23.410 .032 23.378 23.410 .032
Steel 7
23.372 23.406 .034 23.372 23.406 .034
.38 8°
23.368 23.410 .042 23.368 23.410 .042
30x30-31G
Iron & Bronze 5
23.382 23.406 .024 23.385 23.406 .024
2.25 8°
23.378 23.410 .032 23.378 23.410 .032
Steel 5
23.372 23.406 .034 23.372 23.406 .034
2.25 8°
23.368 23.410 .042 23.368 23.410 .042
30x30-31G
Iron & Bronze 7
20.728 20.750 .022 2.728 20.750 .022
.38 8°
20.725 20.753 .028 20.725 20.753 .028
Steel 7
20.718 20.750 .032 20.718 50.750 .032
.38 8°
20.715 20.753 .038 20.715 20.753 .038
30x30-38
Iron & Bronze 6
24.286 24.312 .026 24.286 24.312 .026
.38 8°
24.282 24.316 .034 24.282 24.316 .034
Steel 6
24.276 24.312 .036 24.276 24.312 .036
.38 8°
24.272 24.316 .044 24.272 24.316 .044
30x30-38G
Iron & Bronze 5
24.286 24.312 .026 24.286 24.312 .026
.38 8°
24.282 24.316 .034 24.282 24.316 .034
Steel 5
24.276 24.312 .036 24.276 24.312 .036
.38 8°
24.272 24.316 .044 24.272 24.316 .044
30x30-38N
Iron & Bronze 5
24.974 25.000 .026 24.974 25.000 .026
.38 8°
24.970 25.004 .034 24.970 25.004 .034
Steel 5
24.964 25.000 .036 24.964 25.000 .036
.38 8°
24.960 25.004 .044 24.960 25.004 .044
XL
30x36-42
Iron & Bronze 6&7
26.978 27.000 .022 26.978 27.000 .022
.50 8°
26.975 27.003 .028 26.975 27.003 .028
Steel 6&7
26.968 27.000 .032 26.968 27.000 .032
.50 8°
26.965 27.003 .038 26.965 27.003 .038
30x36-42G
Iron & Bronze 5
25.726 25.750 .024 25.726 25.750 .024
.50 8°
25.722 25.754 .032 25.722 25.754 .032
Steel 5
25.716 25.750 .034 25.716 25.750 .034
.50 8°
25.712 25.754 .042 25.712 25.754 .042
30x36-42H
Iron & Bronze 7
28.978 29.000 .022 28.978 29.000 .022
.50 8°
28.975 29.003 .028 28.975 29.003 .028
Steel 7
28.968 29.000 .032 28.968 29.000 .032
.50 8°
28.965 29.003 .038 28.965 29.003 .038
30x36-42N
Iron & Bronze 5
27.978 28.000 .022 27.978 28.000 .022
.38 8°
27.975 28.003 .028 27.975 28.003 .028
Steel 5
27.968 28.000 .032 27.968 28.000 .032
.38 8°
27.965 28.003 .038 27.965 28.003 .038
20x30-42
Iron & Bronze 6
20.849 20.878 .032
N/A N/A N/A N/A N/A
20.846 20.874 .025
Steel 6
20.842 20.878 .038
N/A N/A N/A N/A N/A
20.840 20.874 .032
XXL 36x42-52
Iron & Bronze 5
33.470 33.523 .057
N/A N/A N/A N/A N/A
33.474 33.527 .049
Steel 5
33.590 33.523 .067
N/A N/A N/A N/A N/A
33.585 33.527 .058