Sole source required by statute 6.302
Classification: Instruments, apparatus and models, designed for demonstrational purposes, unsuitable for other uses, and parts and accessories
NSN 5835-01-507-0731
NSN 5965-01-043-9357
NSN 5985-01-418-4207
NSN 5999-00-190-5888
NSN 6220-01-251-9299
NSN 6220-00-757-5115
NSN 6620-01-531-3250
NSN 5925-01-371-2876
NSN 5915-00-224-5202
NSN 5999-01-612-8629
NSN 6320-00-306-0124
NSN 5895-01-654-6370