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 6130-00-719-7219
NSN 5835-00-752-1201
NSN 5985-01-252-0720
NSN 6130-01-569-2725
NSN 6240-00-734-3276
NSN 5910-01-633-9963
NSN 6645-01-383-6514
NSN 6620-00-254-5127
NSN 6130-01-296-7459
NSN 6620-01-031-8180
NSN 6130-00-237-2720
NSN 5985-01-180-4099