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 5920-00-099-0826
NSN 2925-00-877-4307
NSN 6105-00-847-8199
NSN 6150-01-264-9862
NSN 6105-01-522-1880
NSN 5925-00-051-2003
NSN 4140-01-608-3837
NSN 5835-00-891-2232
NSN 6110-00-244-4907
NSN 2925-00-127-7828
NSN 5935-01-649-1601
NSN 5985-01-391-7665