The APL Segments are:
Segment B - Component Characteristics
Segment C - Parent-to-Accessories
Segment D - Component Parts
Segment E - Accessory-to-Parent
Segment F - Multiple Reference Numbers
Segment G - Publication Manual Numbers
Segment H - Plan Numbers
APL Database
Hull Number
Microfiche Reports
APL Batch
APL Advanced Search
APL/AEL Search
APL Scan