A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5965-00-228-8336
NSN 5905-00-170-1869
NSN 5910-00-269-4755
NSN 6135-01-441-7922
NSN 5998-01-570-9601
NSN 5945-00-127-1056
NSN 5915-01-546-1529
NSN 5935-00-770-8275
NSN 6620-00-098-5652
NSN 6320-01-180-9908
NSN 5915-00-234-4286
NSN 6220-00-308-9728