TRIDENT PLANNED EQUIPMENT REPLACEMENT (TRIPER) AND ADVANCED EQUIPMENT REPAIR PROGRAM (AERP) PROCEDURES IAW NAVSUP WSS INST 4420.170 OPERATING PROCEDURE 3. INCLUDES BOTH L1/SS/Q3/Q5/SOC AND NON-L1/SS/Q3/Q5/SOC TRIPER/AERP COMPONENTS. TRIPER/AERP EQUIPMENT HAVE SPECIAL REQUIREMENTS BUT NO SPECIFIC MATERIAL CONTROL