As differentiated by as modified by 166c003-1
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 5855-00-466-2309
NSN 6110-01-089-0058
NSN 6130-00-642-4264
NSN 6610-01-642-1752
NSN 5999-00-186-3976
NSN 6610-01-285-4225
NSN 5915-01-086-9675
NSN 5965-00-938-2814
NSN 5925-01-082-0591
NSN 5945-01-641-2010
NSN 6105-01-393-5832
NSN 5915-00-503-5576