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 5990-00-357-8103
NSN 6685-01-415-5128
NSN 5996-01-486-1886
NSN 5999-01-580-8938
NSN 5945-00-480-5164
NSN 5945-01-365-4158
NSN 6150-01-110-0129
NSN 5920-00-557-9119
NSN 6110-00-221-1868
NSN 5996-01-119-2720
NSN 5990-01-361-4192
NSN 5998-01-507-7349