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 4140-00-108-5688
NSN 5855-01-420-4988
NSN 5930-01-113-8011
NSN 2925-00-234-7918
NSN 6150-01-210-3334
NSN 6220-00-099-9192
NSN 6610-01-250-2811
NSN 5920-00-584-4592
NSN 6130-01-570-7522
NSN 6620-00-800-5579
NSN 6685-00-035-6852
NSN 6220-01-012-4617