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 6685-01-599-0813
NSN 6130-01-555-8478
NSN 6135-01-347-9045
NSN 5950-01-378-6332
NSN 6240-01-107-5506
NSN 6135-01-041-3829
NSN 6650-00-877-6972
NSN 5996-01-044-6958
NSN 7035-00-541-8516
NSN 6685-01-099-8539
NSN 5960-00-784-6103
NSN 6320-00-238-9973