Heavy Duty & Heavy DutyCompact Gear Pumps

1" Gear Pump:➤ Self-Priming

➤ Compact GMC-no drive coupling or guard

➤ Accurate alignment on close coupled C-Flange GMC pumps

➤ Smooth, Non-Pulsating Flow

➤ Cast Iron Construction with Viton® seal,carbon bushing and high strength gears

➤ Bronze Thrust Washer in Compact GMC

➤ Delivers up to 12 GPM

➤ GMS pump provides adjustable port positions

➤ Adjustable relief valve set at 75 PSI

This internal gear pump is a high quality unit,capable of lifting 15 feet and offers smooth,consistent flow. The GMC utilizes a type 2100seal for sealing pressures up to 200 PSI andthe GMS has a type 21 seal for sealing pres-sures up to 150 PSI. Units are available bareshaft, with 1.5 HP Totally Enclosed Fancooled (TEFC) or with Explosion Proofmotors.

These cast iron gear pumps are reliable, costeffective and low maintenance. For use withnon-flammable liquids compatible with pumpcomponent materials. They are readily avail-able for “Off-the Shelf”, 24 hour shipment.

97

PREMIUM HEAVY DUTY

Model# GMCIDE3-E1.51P

Model# GMSIDE3/4OC

600 800 1200 1600 1800

4

5

6

7

8

9

10

11

12

314001000

Capacity Curve For 750-1500 SSU

Speed, RPM

Flow

, G

PM

GMS1DE3/40C Standard Pump w/car Flex cplg shaft 19 NA 1X1 Cast Iron Viton®*/ Car, Cer NA N/A NAGMC1DE3/40C Compact Pump w/car C-Flange 26 NA 1X1 Cast Iron Viton®*/ Car, Cer NA NA NAGMC1DE3-E 1.5 1P Compact Pump w/car C-Flange 59 1P TEFC 1-1/2 hp 1X1 Cast Iron Viton®*/ Car, Cer 115/230 8 56CGMC1DE3-E 1.5 3P Compact Pump w/car C-Flange 59 3P TEFC 1-1/2 hp 1X1 Cast Iron Viton®*/ Car, Cer 230/460 2.5 56CGMC1DE3-X 1.5 1P Compact Pump w/car C-Flange 59 1P X-Proof 1-1/2 hp 1X1 Cast Iron Viton®*/ Car, Cer 115/230 9.5 184CGMC1DE3-X 1.5 3P Compact Pump w/car C-Flange 59 3P X-Proof 1-1/2 hp 1X1 Cast Iron Viton®*/ Car, Cer 230/460 2.5 56C

Medium Duty & Medium Duty Compact Gear Pump

Standard Features➤ Cast Iron construction with Viton® seal, carbon

bushing and high strength iron gears

➤ Maximum Viscosity of 1500 SSU

➤ GMC Maximum Pressure of 100 PSI.

➤ GMS Maximum Pressure of 100 PSI.

➤ Maximum Temperature 300˚ F

➤ 11 GPM at 1750 RPM

➤ 1" NPT connections

➤ Adjustable relief valve set at 75 PSI.

Model No. Description/ Type of Pump

Ship Wt

(Lbs.) Driver Type & HP

Port sizeSuc x dis

(NPT)

BasicConstruc-

tionSeal Type &

Elastomer/ Faces VAC FL Amps Motor

Enclosure

The Gorman-Rupp Company reserves the right to discontinue any model or change specifications at any time without incurring any obligation.

*Viton® is a registered trademark of DuPont

.62

2.8 2.7

0.4

0.9

1.5

5.8 5.0

3.5

2.5

DISCHARGE

SUCTION

.62 DIA. SHAFT

.19 X 1.00 KEYWAY

1.00 NPT

1.00 NPT

GMS BASIC PUMP

1.6

1.6

4-HOLES

2.5

5.0

5.2

3.3

DISCHARGESUCTION

GMC C-FLANGE

1.00 NPT 1.00 NPT

3.5

2.5

5.0

.03 SLOT

1.8 1.8

SUCTION DISCHARGE

GMC WITH MOTOR

1.00 NPT 1.00 NPT

.0

0.6

8.32.4

11.2 (1P-1.5HP) / 10.2 (3P-1.5HP)

DIMENSIONS VARIES WITH MOTOR MANUFACTURER

98

WARNING: Do not use in explosive atmosphere or for pumping volatile flammable liquids.