SPECK | IMPELLER E91-I 3/4 HP | 2921623032

SPECK | IMPELLER E91-I 3/4 HP | 2921623032

OPTIMUS # 5140-22
SPECK # 2921623032

GENERAL DESCRIPTION:
THIS IS THE IMPELLER USED ON THE SPECK E91-I PUMP.

MATERIAL:
IMPELLER BODY: BLACK PLASTIC
IMPELLER SHAFT: BLACK PLASTIC

BOTH THE FRONT AND BACK OF THE IMPELLER HAVE SMALL RECTANGULAR NOTCHES
CUT OUT OF THE PLASTIC, THESE ARE ABOUT 1/4" x 1/8"

CLOSED FACE OR OPEN IMPELLER: CLOSED FACE

NUMBER OF VANES 5

OUTSIDE DIAMETER: 4" (A)

THICKNESS: 17/32"
(OUTSIDE THICKNESS AT OUTSIDE EDGE) (B)

THICKNESS: 1/4"
(INSIDE THICKNESS AT OUTSIDE EDGE)

FRONT TO BACK: 3-1/16"
(FROM END OF SHAFT TO FRONT ON INTAKE)

INLET INSIDE DIAMETER: 1-11/16"
INLET OUTSIDE DIAMETER: 1-7/8"
INLET EXTENDS ABOUT 1" FROM THE IMPELLER FACE

SHAFT LENGTH: 1-7/16"
SHAFT OUTSIDE DIAMETER: 3/4"
(THIS IS WHERE THE IMPELLER SCREWS ONTO THE MOTOR SHAFT)

MARKINGS:
"9140004" IS MOLDED ONTO THE FRONT OF THE IMPELLER