Flowserve Twin Screw Rotary User Manual
Page 14
TWIN SCREW PUMPS. ORIGINAL USER INSTRUCTIONS. ENGLISH. 71569243 – 07/10
Page 11 of 53
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3.5 Table of Engineering Data
PUMP SIZE
NA
MODEL INTERNAL
BEARING
EXTERNAL
BEARING
SHAFT/SCREW DESIGN
PINNED
INTEGRAL PINNED INTEGRAL
SUCTION SIZE (STD)
2” NPT
DISCHARGE SIZE (STD)
1 ¼” NPT
CLEARANCES (STD)
.08/.18 mm (.003/.007”)
PUMP
68 (150)
68 (150)
72.6 (160)
72.6 (160)
WEIGHTS
KG(LBS)
ROT ELEMENT
11.3 (25)
11.3 (25)
15.9 (35)
15.9 (35)
MOMENT OF INERTIA (LBS/IN2)
6
6
6
6
SHAFT DIA @ COUPLING
19.84 mm
(.7813”)
19.84 mm (.7813”)
18.7 mm (.7350)
23.8 mm (.9375)
SHAFT DIA @ ST BOX
20.6 mm (.812”)
20.6 mm (.812”)
23.8 mm (.937”)
28.6 mm (1.125”)
BORE
33.3 mm (1.312”)
33.3 mm (1.312”)
36.5 mm (1.437”)
41.3 mm (1.625”)
STUFFING
BOX
DEPTH
38.1 mm (1.500”)
38.1 mm (1.500”)
38.1 mm (1.500”)
38.1 mm (1.500”)
NO OF STUFF BOXES
1
1
4
4
SIZE
6.4 MM (1/4”) sq
6.4 MM (1/4”) sq
6.4 MM (1/4”) sq
6.4 MM (1/4”) sq
PACKING
NO OF RINGS
6
6
24
24
TIMING GEAR HSG
N/A
N/A
0.5 L
0.5 L
APPROX.
OIL FILL
BEARING HSG SEE
NOTE 1
N/A
N/A
0.12 L
0.12 L
PUMP SIZE
NC
MODEL INTERNAL
BEARING
EXTERNAL
BEARING
SHAFT/SCREW DESIGN
PINNED INTEGRAL
PINNED
INTEGRAL
(RTG)
SUCTION SIZE (STD)
3” 150# FLANGED
DISCHARGE SIZE (STD)
2” 150# FLANGED
CLEARANCES (STD)
.13/.28 mm (.005/.011”)
PUMP
113.4 (250)
113.4 (250)
163 (360)
163 (360)
WEIGHTS
KG(LBS)
ROT ELEMENT
20.4 (45)
20.4 (45)
27.2 (60)
27.2 (60)
MOMENT OF INERTIA (LBS/IN2)
35
35
41
41
SHAFT DIA @ COUPLING
22.2 mm (.875”)
22.2 mm (.875”)
25.4 mm (1.000”)
28.6 mm (1.125”)
SHAFT DIA @ ST BOX
22.2 mm (.875”)
22.2 mm (.875”)
31.8 mm (1.250”)
38.1 mm (1.500”)
BORE
34.9 mm (1.375”)
34.9 mm (1.375”)
44.5 mm (1.750”)
54 mm (2.125”)
STUFFING
BOX
DEPTH
50.8 mm (2.000”)
50.8 mm (2.000”)
57.2 mm (2.250”)
57.2 mm (2.250”)
NO OF STUFF BOXES
1
1
4
4
SIZE
6.4 MM (1/4”) sq
6.4 MM (1/4”) sq
6.4 MM (1/4”) sq
7.9 mm (5/16”) sq
PACKING
NO OF RINGS
8
8
28
28
TIMING GEAR HSG
N/A
N/A
1.0 L
1.0 L
APPROX.
OIL FILL
BEARING HSG SEE
NOTE 1
N/A
N/A
0.12 L
0.12 L