T4A3S-B0 pages

Specification Data
DS

Sec. 55

Basic Pump

PAGE 2100
JULY 2008

Self Priming Centrifugal Pump
Model T4A3S-B

VARIOUS PATENTS APPLY

Size 4" x 4"

PUMP SPECIFICATIONS
Size: 4" x 4" (101 mm x 101 mm) NPT - Female.
Casing: Gray Iron 30.
Maximum Operating Pressure 86 psi (593 kPa).*
Semi-Open Type, Two Vane Impeller: Ductile Iron 65-45-12.
Handles 3" (76,2 mm) Diameter Spherical Solids.
Impeller Shaft: Alloy Steel 4150.
Shaft Sleeve: Alloy Steel 4130.
Replaceable Wear Plate: Carbon Steel 1015.
Removable Adjustable Cover Plate: Gray Iron 30; 41 lbs. (18 kg).
Flap Valve: Neoprene w/Nylon and Steel Reinforcing.
Seal Plate: Gray Iron 30.
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.
Flanges: 125# Gray Iron 30.
Gaskets: Buna-N w/Compressed Synthetic Fibers, Vegetable Fiber,
PTFE, Cork, and Rubber.
O-Rings: Buna-N.
Hardware: Standard Plated Steel.
Shown with Optional Suction & Discharge
Brass Pressure Relief Valve.
Spool Flanges (Available in ASA or DIN
Bearing and Seal Cavity Oil Level Sight Gauges.
Standard Sizes).
Optional Equipment: Automatic Air Release Valve. Metal
Bellows Seal. 120V/240V Casing Heater. High Pump
SEAL SPECIFICATIONS
Temperature Shutdown Kit. Self-Cleaning Wear Plate.
Gray Iron 30 Suction and Discharge Spool Flanges:
Cartridge Type, Mechanical, Oil-Lubricated,
4" ASA (Specify Model T4A3S-B /F).
Double Floating, Self-Aligning. Tungsten
100 mm DIN 2527 (PN 16) (Specify Model T4A3S-B /FM). Titanium Carbide Rotating and Stationary
*Consult Factory for Applications Exceeding
Faces. Stainless Steel 316 Stationary Seat.
Maximum Pressure and/or Temperature Indicated.
Fluorocarbon Elastomers (DuPont VitonR or
DISCHARGE
Equivalent) . Stainless Steel 18-8 Cage and
FLANGE
Spring. Maximum Temperature of Liquid
Pumped, 160_F (71_C).*
CASING

FLAP
VALVE

SUCTION
FLANGE

SEAL PLATE

SEAL DETAIL

BALL BEARINGS

COVER
PLATE
IMPELLER
SHAFT
LIP SEALS
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.