Flowserve Twin Screw Rotary - Manual (Page 19)

TWIN SCREW PUMPS. ORIGINAL USER INSTRUCTIONS. ENGLISH. 71569243 – 07/10
Page 16 of 53
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PUMP SIZE NIM
MODEL INTERNAL BEARING EXTERNAL BEARING
SHAFT/SCREW DESIGN PINNED INTEGRAL PINNED INTEGRAL (RTG)
SUCTION SIZE (STD) 10” 150# FLANGED
DISCHARGE SIZE (STD) 8” 300# FLANGED
CLEARANCES (STD) .30/.45 mm (.012/.018”)
PUMP 794 (1750) 794 (1750) 907 (2000) 907 (2000)
WEIGHTS
KG(LBS)
ROT ELEMENT 163 (360) 163 (360) 181 (400) 181 (400)
MOMENT OF INERTIA (LBS/IN2) 1140 1140 1230 1230
SHAFT DIA @ COUPLING 49.2 mm (1.937”) 49.2 mm (1.937”) 52.4 mm (2.062”) 54 mm (2.125”)
SHAFT DIA @ ST BOX 50.8 mm (2.000”) 50.8 mm (2.000”) 57.2 mm (2.250”) 76.2 mm (3.000”)
BORE 69.9 mm (2.750”) 69.9 mm (2.750”) 69.9 mm (2.750”) 95.3 mm (3.750”)
STUFFING
BOX
DEPTH 76.2 mm (3.000”) 76.2 mm (3.000”) 60.3 mm (2.375”) 60.3 mm (2.375”)
NO OF STUFF BOXES 1 1 4 4
SIZE 9.5 mm (3/8”) sq 9.5 mm (3/8”) sq 9.5 mm (3/8”) sq 9.5 mm (3/8”) sq
PACKING
NO OF RINGS 8 8 24 24
TIMING GEAR HSG N/A N/A 3.0 L 3.0 L
APPROX.
OIL FILL
BEARING HSG SEE
NOTE 1
N/A N/A 0.25 L 0.25 L
PUMP SIZE NIJ
MODEL INTERNAL BEARING EXTERNAL BEARING
SHAFT/SCREW DESIGN PINNED INTEGRAL PINNED INTEGRAL (RTG)
SUCTION SIZE (STD) 10” 150# FLANGED
DISCHARGE SIZE (STD) 8” 300# FLANGED
CLEARANCES (STD) .30/.45 mm (.012/.018”)
PUMP 1224 (2700) 1633 (3600)
WEIGHTS
KG(LBS)
ROT ELEMENT 263 (580) 318 (700)
MOMENT OF INERTIA (LBS/IN2) 2850 3000
SHAFT DIA @ COUPLING 76.2 mm (3.000”) 76.2 mm (3.000”)
SHAFT DIA @ ST BOX 76.2 mm (3.000”) 98.4 mm (3.875”)
BORE 101.6 mm (4.000”) 127 mm (5.000”)
STUFFING
BOX
DEPTH 101.6 mm (4.000”) 139.7 mm (5.500”)
NO OF STUFF BOXES 1 4
SIZE 12.7 mm (1/2)sq 12.7 mm (1/2)sq
PACKING
NO OF RINGS 7 24
TIMING GEAR HSG N/A N/A 5.75 L 5.75 L
APPROX.
OIL FILL
BEARING HSG SEE
NOTE 1
N/A N/A 1.0 L 1.0 L