Arneson A02L Pool Sweep I & II Impeller

OPTIMUS # 3250-A02L
PENTAIR / LETRO #LA02L
OLD ARNESON # A02L

GENERAL DESCRIPTION:
THIS IS THE Impeller USED ON THE ARNESON A-60 BOOSTER PUMP AND
ON THE OLDER LETRO BOOSTER PUMP.

MATERIAL:
Impeller BODY: BLACK PLASTIC
THE FEMALE TREADED PART THE GOES ON THE MOTOR IS BRASS
THE ORIGINAL VERSIONS MAY BE SLIGHTLY DIFFERENT IN COLOR AND MATERIAL 

CLOSED FACE OR OPEN Impeller: CLOSED FACE

NUMBER OF VANES: 5
THE VANE OPENINGS ARE VERY SMALL; ABOUT 3/4" LONG 

OUTSIDE DIAMETER: 5-7/8" (A)

THICKNESS: 7/16"
(OUTSIDE THICKNESS AT OUTSIDE EDGE) (B) 

THICKNESS: 3/16"
(INSIDE THICKNESS AT OUTSIDE EDGE)

FRONT TO BACK: 1-1/2"

INLET INSIDE DIAMETER: 15/16"
INLET OUTSIDE DIAMETER: 1-5/32"
THE INLET OPENING EXTENDS ABOUT 3/8" BEYOND THE Impeller FACE 

SHAFT LENGTH:
NO SHAFT BUT THE FEMALE THREADED PORTION IS SURROUND BY A BRASS REINFORCED
ROUND SECTION WHICH IS 1-1/8" DIAMETER AND EXTENDS ABOUT 1/2" PAST
THE Impeller FACE

MARKINGS:
THESE WILL VARY BY MAKE
MAY HAVE "A02L", "LA02L" OR JUST "LETRO PRODUCTS" MOLDED ON