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 5960-00-919-9383
NSN 5935-00-525-6233
NSN 6320-00-098-2858
NSN 5996-01-419-4893
NSN 6110-01-502-8714
NSN 6240-00-368-8541
NSN 6130-01-457-6897
NSN 5985-01-578-6915
NSN 5960-01-107-3272
NSN 5965-00-973-9974
NSN 5935-01-106-3535
NSN 2925-00-149-0760