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 2925-01-658-4470
NSN 6220-00-016-2381
NSN 5996-00-349-8885
NSN 6110-01-386-4055
NSN 5990-01-380-6121
NSN 5925-00-468-2757
NSN 5930-00-112-0897
NSN 5998-01-521-4055
NSN 6135-01-128-5358
NSN 5965-00-951-9961
NSN 6650-00-624-3686
NSN 6105-01-114-2060