An item consisting of a combination of various devices designed to bring the bore axis into parallel alignment with the line of sight of the aiming system. It may include a target sighting disk.
Classification: Military equipments not identified by kind
NSN 6610-01-252-4717
NSN 5945-01-217-3325
NSN 5996-01-512-2878
NSN 5999-00-900-4538
NSN 4140-01-502-7423
NSN 5915-00-020-0075
NSN 5990-01-497-2138
NSN 5855-01-111-3962
NSN 5999-00-418-9374
NSN 6220-00-689-8114
NSN 2925-01-231-6312
NSN 5930-01-534-1253