MIL-PRF-9994C (NOTICE 1), PERFORMANCE SPECIFICATION, TECHNICAL MANUALS - MOBILE TRAINING SETS AND PART TASK TRAINERS OPERATION AND MAINTENANCE INSTRUCTIONS (7 FEB 2002) [SUPERSEDING MIL-M-9994A]., MIL-PRF-9994C, dated 1 September 1996, has been reviewed and determined to be valid for use in acquisition.