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 6145-00-161-2394
NSN 6240-00-398-0740
NSN 4140-00-791-0500
NSN 5855-00-149-0766
NSN 5998-01-032-6864
NSN 6130-00-655-2848
NSN 5910-00-188-7499
NSN 5920-01-517-1158
NSN 5985-00-928-3713
NSN 5910-01-058-1395
NSN 5905-00-170-8113
NSN 6150-01-009-5826