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 5999-00-011-2468
NSN 6105-00-809-2609
NSN 5920-00-726-8084
NSN 5999-01-121-1194
NSN 5895-00-866-2234
NSN 6145-00-481-1954
NSN 2925-00-056-7112
NSN 5965-01-393-3413
NSN 6135-01-633-8002
NSN 6645-01-487-4341
NSN 6620-01-266-8894
NSN 6135-01-626-0875