Flowserve Gearex Rotary Gear Pumps External and Internal Bearing - Manual (Page 14)

EXTERNAL GEAREX USER INSTRUCTIONS ENGLISH 71569246 (2167B-E1)
Page 14 of 36
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MODEL INTERNAL EXTERNAL
SUCTION SIZE (STD.) 3” - 150# FLANGED
DISCHARGE SIZE (STD.) 3” - 150# FLANGED
OPERATING CLEARANCES mm (in.) 0.1 - 0.15 (0.004 - 0.006)
PUMP 29 (65) 50 (110) WEIGHTS
kg (lb)
ROT. ELEMENT 3.2 (7.0) 4.99 (11.0)
SHAFT DIA. AT COUPLING mm (in.) 19.0 (0.750) 19.0 (0.750)
SHAFT DIA. AT ST. BOX mm (in.) 19.0 (0.750) 25.40 (1.000)
BORE mm (in.) 34.92 (1.375) 38.10 (1.500) STUFFING
BOX
DEPTH mm (in.) 42.7 (1.68) 38.1 (1.50)
NO. OF STUFFING BOXES 1 4
SIZE mm SQ. (in. SQ.) 7.9 (5/16) 6.3 (1/4)
PACKING
NO. OF RINGS 5 24
FRONT MCGILL MR-16 MCGILL MR-16
MCGILL MR-16 BEARINGS
REAR
TIMKEN 11590/11520 SKF 5203
BRACKETS N/A NAT. 410120
OIL SEALS
FRONT COVER N/A NAT. 509775
FRONT L (qt) N/A 0.09 (0.1)
SIZE B-2
APPROX.
OIL FILL
REAR L (qt) N/A 0.2 (0.2)