MIL-PRF-5920F (USAF), PERFORMANCE SPECIFICATION MANUALS, TECHNICAL: SAMPLE BASIC WEIGHT CHECKLISTS AND LOADING DATA (11 JUL 1996) [SUPERSEDING MIL-M-5920E)., This specification covers the preparation of the Sample Basic Weight Checklists and Loading Data aircraft manuals. These manuals consist of TO 1X-XXXX-5-1, Sample Basic Weight Checklists (Chart A) and TO 1X-XXXX-5-2, Loading Data (Chart E) as approved for use in TO 1-1B- 40 and development under provisions of MIL-W-25140. In addition to "paper" delivery, this specification provides for electronic delivery of data through the use of the Document Type Definitions (DTD) contained in Appendixes A and B.