TM 10-1670-272-23&P                                                         0006 00 0006 00-7/(8 Blank) Table 1.  Preventive Maintenance Checks and Services (PMCS) - Continued B – Before D – During A - After INTERVAL ITEM NO. B D A ITEM TO BE INSPECTED PROCEDURES 07 Universal Static Line (USL) - Continued Pack Opening Loop.  Inspect for loose or broken stitching, burns, tears or frays. Snap Hook.  Inspect for proper operation, excessive wear, rust, burrs, corrosion, and cracks. LUBRICATION SERVICE INTERVALS   MC1-1B/MC1-1E Troop Back Parachute Assembly does not require lubrication service. END OF WORK PACKAGE