No other part numbers with same form, fit, and function found.
An item used for guiding a cannon bore erosion gage when measuring the amount of erosion of the bore diameter of cannons.
NSN 5985-00-041-0489
NSN 5945-01-008-3303
NSN 5905-01-318-0078
NSN 5965-01-567-7984
NSN 5965-00-217-2476
NSN 6130-00-505-1165
NSN 6150-01-433-9602
NSN 5999-01-435-5304
NSN 5945-00-864-3726
NSN 6645-01-184-0725
NSN 6320-01-114-6054
NSN 5925-01-419-4858