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 5996-00-568-8288
NSN 5990-00-681-2789
NSN 6240-01-287-4345
NSN 5960-01-622-0393
NSN 5965-00-173-4440
NSN 4140-01-323-3396
NSN 5950-01-295-9352
NSN 5895-01-412-0950
NSN 5996-01-040-0716
NSN 5910-01-564-4903
NSN 6240-01-482-4544
NSN 2925-00-428-6349