First hole 0.5000-20 unjf-3b; four holes 0.104 in dia.
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 2925-00-934-8383
NSN 6610-01-393-8626
NSN 5835-00-307-3111
NSN 5990-01-609-4793
NSN 5999-01-269-5572
NSN 6645-00-616-1289
NSN 5998-01-281-2084
NSN 5996-01-643-7644
NSN 5935-00-494-0702
NSN 6220-00-069-5239
NSN 6145-01-399-8414
NSN 5920-01-650-1820