Flowserve Gearex Rotary Gear Pumps External and Internal Bearing - Manual (Page 20)

EXTERNAL GEAREX USER INSTRUCTIONS ENGLISH 71569246 (2167B-E1)
Page 20 of 36
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MODEL INTERNAL EXTERNAL
SUCTION SIZE (STD.) 4" - 150# FLANGED
DISCHARGE SIZE (STD.) 4" - 150# FLANGED
OPERATING CLEARANCES (STD.) mm (in.) 0.25 – 0.30 (0.010 - 0.012)
PUMP 210 (460) 220 (490) WEIGHTS
kg (lb)
ROT. ELEMENT 40.4 (89.0) 46.27 (102.0)
SHAFT DIA. AT COUPLING mm (in.) 47.62 (1.875) 42.862 (1.6875)
SHAFT DIA. AT ST. BOX mm (in.) 47.62 (1.875) 53.98 (2.125)
BORE mm (in.) 66.68 (2.625) 73.02 (2.875) STUFFING
BOX
DEPTH mm (in.) 57.1 (2.25) 57.1 (2.25)
NO. OF STUFFING BOXES 1 4
SIZE mm SQ. (in. SQ.) 9.5 (3/8) 9.5 (3/8)
PACKING
NO. OF RINGS 5 24
FRONT NDH A5210TS SKF 22309
BEARINGS
REAR SKF 22309 SJ-8447,IR-8447C RBC
BRACKETS N/A J.M. 6113LPD
OIL SEALS
FRONT COVER N/A NAT410154
FRONT L (qt) N/A 0.24 (0.25)
SIZE E-1
APPROX.
OIL FILL
REAR L (qt) N/A 0.71 (0.75)