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 5950-00-113-1304
NSN 6220-00-149-0977
NSN 5835-00-804-0569
NSN 5990-01-426-7350
NSN 5855-01-103-1474
NSN 5925-00-054-8656
NSN 5975-01-651-9124
NSN 6135-01-499-6293
NSN 5998-01-369-5677
NSN 4140-01-347-3342
NSN 6320-01-209-0952
NSN 6105-01-610-5219