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 5945-00-655-3146
NSN 6105-01-350-0308
NSN 6650-00-519-0973
NSN 6135-00-577-8429
NSN 5905-01-179-4200
NSN 5985-01-383-4930
NSN 6645-01-449-1824
NSN 5905-01-199-5617
NSN 6150-01-006-8617
NSN 6220-00-715-5718
NSN 6145-00-526-3056
NSN 6150-00-666-3635