Rubber Oleo Piston Cup Replacement

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Current Stock:
SERIAL #: 813 & Up
ALSO APPLICABLE: Serial #112 to #812 as Replacement
LEAD TIME: 24 - 48 hrs (or next business day)
SOLD AS: 1 Cup

Replacement 1-1/8" Rubber Piston Cup (AAI PN SS12301) for Alpha Aviation STC SA01247CH (MLG Oleo Restoration Kit) - Serial #813 & up.

Also an applicable replacement piston cup for Ercoupe Models Serial #112 to 812.

PLEASE NOTE: Use only automotive type DOT-3 brake fluid when servicing struts using cup seal SS1230.  Do NOT use MIL 56061 (Red) Hydraulic Fluid - it will destroy the rubber cup.