Thread class can also be 1a or 3a
An item specifically designed to fit over the opening(s) of various items to provide mechanical protection and/or to prevent the entrance of foreign matter during painting, shipping, storage, or the like. It is not designed to retain fluids under pressure during equipment operation. Excludes cover, electrical connector; hood, sealing, bottle; and stopper, bottle. For items designed to fit into or over the opening(s) of various items, see cap-plug, protective, dust and moisture seal.
Classification: Gaskets,washers & other seals
NSN 5945-00-936-3939
NSN 5920-01-487-4195
NSN 6110-01-264-2416
NSN 5905-01-215-3124
NSN 6645-00-153-3834
NSN 6320-01-489-6044
NSN 5855-01-651-3794
NSN 6320-01-521-0377
NSN 5975-01-476-7472
NSN 6320-00-701-0437
NSN 5855-00-361-0167
NSN 5975-01-441-9221