SPLASH PAK | SEAL HOUSING, 3/4 - 1 1/2 H P | 02-1366-04-R

OPTIMUS # 5064-18
JACUZZI # 02-1366-04-R

GENERAL DESCRIPTION:
THIS IS THE SEAL HOUSING USED IN SOME MAGNUM PLUS AND MAGNUM FORCE PUMPS

THERE ARE 5 DIFFERENT SEAL HOUSINGS AND IDENTIFICATION MAY BE DIFFICULT
THESE ARE 5064-18, 18A, 18B, 18C, AND 18D

THERE ARE ONLY SLIGHT DIFFERENCES AS SHOWN BELOW, WITH MANY COMMON FEATURES

***** THESE FEATURES ARE EXACTLY THE SAME IN ALL 5 VERSIONS *****

MATERIAL:
MAIN BODY: BLACK PLASTIC
THERE IS A STAINLESS STEEL INSERT IN THE CENTER WHERE THE SHAFT SEAL SEATS
THERE ARE 4 SMALL FINS SPACED EVENLY AROUND THE INSERT

SHAPE: ROUND WITH A SLIGHT TAPER FROM THE MOTOR SIDE TO THE FRONT
THERE ARE 2 TABS, ABOUT 3/4" LONG ON THE MOTOR SIDE

OUTSIDE DIAMETER: 7-5/16" (A)
THIS IS THE MAXIMUM DIAMETER AT THE MOTOR SIDE 

OUTSIDE DIAMETER: 6-9/16"
THIS IS AT THE FRONT WHERE THERE ARE 9 SMALL HOLES AROUND THE OUTSIDE
THERE ARE ALSO 3 ADDITIONAL HOLES ON THE FRONT

FRONT TO BACK: 2-1/4" (B)

***** THESE FEATURES ARE DIFFERENT IN EACH *****
*** THIS IS THE BEST WAY TO IDENTIFY EACH ONE***

THE FRONT OF THE SEAL HOUSING IS SLIGHTLY DIFFERENT IN EACH VERSION

THERE IS A RAISED SECTION AROUND THE FRONT WHERE THE IImpeller SITS, ABOUT 1/4" TALL.
THERE IS A 1/4" X 5/16" NOTCH ON THE OUTSIDE EDGE

THIS RAISED SECTION EXTENDS ALL THE WAY TO THE OUTSIDE SCREW HOLES ON 2 OF THESE,
AND DOES NOT EXTEND ALL THE WAY TO THE OUTSIDE ON 3 OF THESE.
ON THESE 3 THE RAISED SECTION DROPS DOWN BY ABOUT 1/8" AT 1/4" FROM THE OUTSIDE HOLES.

MEASURING THE INSIDE DIAMETER OF THE RAISED SECTION AND NOTING WHETHER OR NOT THE
RAISED SECTION EXTENDS TO THE OUTSIDE HOLES IS THE ONLY WAY TO IDENTIFY EACH TYPE

RAISED SECTION SPECS:

5064-18 INSIDE DIAMETER: 4-9/16"; DOES NOT EXTEND TO THE OUTSIDE EDGE

5064-18A INSIDE DIAMETER: 4-29/32"; DOES NOT EXTEND TO THE OUTSIDE EDGE

5064-18B INSIDE DIAMETER: 5-3/16"; DOES NOT EXTEND TO THE OUTSIDE EDGE

5064-18C INSIDE DIAMETER: 4-7/8"; EXTENDS TO THE OUTSIDE EDGE

5064-18D INSIDE DIAMETER: 5-1/4"; EXTENDS TO THE OUTSIDE EDGE

MARKINGS:
"PATENT PENDING 9982" MAY BE MOLDED ON THE MOTOR SIDE