T2A3-B0 pages

Specification Data
DS

Sec. 55

Basic Pump

PAGE 980
JULY 2008

Self Priming Centrifugal Pump
Model T2A3-B
Size 2" x 2"

VARIOUS PATENTS APPLY

PUMP SPECIFICATIONS
Size: 2" x 2" (51 mm x 51 mm) NPT - Female.
Casing: Gray Iron 30.
Maximum Operating Pressure 79 psi (545 kPa).*
Semi-Open Type, Two Vane Impeller: Ductile Iron 65-45-12.
Handles 1 1/2" (38,1 mm) Diameter Spherical Solids.
Impeller Shaft: Alloy Steel 4150.
Shaft Sleeve: Alloy Steel 4130.
Replaceable Wear Plate: Carbon Steel 1026
Removable Cover Plate: Gray Iron 30; 20 lbs. (9 kg).
Seal Plate: Gray Iron 30.
Externally Replaceable Flap Valve: Neoprene w/Steel Reinforcing.
Bearing Housing: Gray Iron 30.
Radial Bearing: Open Single Row Ball.
Thrust Bearing: Open Double Row Ball.
Bearing and Seal Cavity Lubrication: SAE 30 Non-Detergent Oil.
Suction Flange: 125# Gray Iron 30.
Discharge Flange: 150# Steel.
Gaskets: Buna-N, Vegetable Fiber, Cork and Rubber.
O-Rings: Buna-N.
Internal Wetted Hardware: Standard Plated Steel.
External Hardware: Standard Plated Steel.
Brass Pressure Relief Valve.
Bearing and Seal Cavity Oil Level Sight Gauges.
Optional Equipment: Automatic Air Release Valve.
Shown with Optional Suction & Discharge
120V/240V Casing Heater. High Pump Temperature
Spool Flanges (Available in ASA or DIN
Shutdown Kit. GR Hard Iron Seal Plate. Hardened
Steel Wear Plate. Permalon Seal. Self-Cleaning Wear Plate.
Standard Sizes).
Gray Iron 30 Suction and Discharge Spool Flanges:
SEAL SPECIFICATIONS
2" ASA.
50 mm DIN 2527 (PN 16).
Mechanical, Oil-Lubricated, Double Floating,
*Consult Factory for Applications Exceeding Maximum
Self-Aligning. Tungsten Titanium Carbide
Pressure and/or Temperature Indicated.
Rotating and Stationary Faces. Stainless Steel
316 Stationary Seat. Fluorocarbon Elastomers
FILL
(DuPont VitonR or Equivalent). Stainless Steel
PLUG
DISCHARGE
18-8 Cage and Spring. Maximum Temperature
FLANGE
of Liquid Pumped, 160_F (71_C).*
FLAP
VALVE

CASING

SEAL DETAIL
SEAL PLATE

SUCTION
FLANGE

BALL
BEARINGS

COVER
PLATE
IMPELLER
SHAFT

PRESSURE
RELIEF
VALVE
WEAR PLATE

IMPELLER

SEAL ASSEMBLY

THE GORMAN-RUPP COMPANY D MANSFIELD, OHIO
GORMAN-RUPP OF CANADA LIMITED D ST. THOMAS, ONTARIO, CANADA
www.grpumps.com
Specifications Subject to Change Without Notice

E Copyright by the Gorman-Rupp Company 2008

Printed in U.S.A.