Goulds Pumps 3420 - IOM - Manual (Page 109)

3420 IOM 8/09
105
CONSTRUCTION DETAILS
FEATURE
SIZE
24x30-32 30x30-31 30x30-38 30x36-42 20x30-42 36x42-52
WEIGHT
BF Bare Pump (lbs.) 11500 16200 15400 25250
20000 43200
BF Upper Case (lbs.) 2350 3640 3060 5350
60000 18000
BF Rot. Element (lbs.) 1850 3060 3120 4600
3500 6500
Casing Thickness 1 1
8
" 1 1
4
"
1.25 1.75
STUFFING BOX
Bore 8 1
2
" 9 1
2
" 10"
9.50 11.00
Depth (To Bushing) 7 1
8
" 6 1
2
" 7 5
8
"
6.50 6.65
Packing Size 1" x 1"
No. of Rings/Box 5
Width of Lantern Ring 1 1
2
" 1 1
8
" 1 1
2
" 1 1
8
" 1.12
Shaft Sleeve O.D. 6 1
2
" 7 1
2
" 8"
7.50 9.00
SHAFT DIAMETERS
At Impeller 6 1
8
" 6 7
8
" 7 1
4
"
6.88 8.25
Under Sleeve 5 3
4
" 6 3
4
" 7 3
16
"
6.75 8.125
At Coupling (2) 4 1
8
"(2) 4 7
8
"(2)
6.88
BEARING (Cplg. End) - SKF
Roller 22226 222228 22230
22240
BEARING (Thrust) - SKF
Roller 22226 22228 22230
22240
SLEEVE (Cplg./Thrust End)
Length 6" — — 7 1
2
"
— 2.63
Bore (Approx.) 5 3
8
" — — 7"
— 7.08
Bearing Centers(1) 63 1
2
" 72 1
2
" 80 3
8
"
76.12 94.65
Max. Shaft HP/100 Rpm 265 383 500
760
Max. Total Wkg. Press. 150 PSI 125 PSI 150 PSI
150
Hydrotest Press. 225 PSI 188 PSI 225 PSI
225
Max. Liq. Temp. w/o Quench 180° F
Max. Liq. w/Quench Gld. 275° F
FLANGES
Discharge Size 24 30 30
20 36
Suction Size 30 30 36
30 42
ANSI Rating Class 125 FF
Class 250 FF
(1) Bearing centers are for standard oil lube bearing configuration.
(2) Pump Shaft has taper of 1 1
4
" per foot.
8