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 4140-01-224-6994
NSN 6685-00-361-9797
NSN 5960-00-914-3186
NSN 5965-00-113-9748
NSN 5985-01-043-3214
NSN 5996-01-361-8299
NSN 6320-01-415-0953
NSN 6685-01-296-6217
NSN 5998-00-177-6395
NSN 5915-01-581-1102
NSN 5895-01-335-3544
NSN 5999-01-279-6377