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 4140-01-411-5908
NSN 6645-01-592-0540
NSN 6135-00-196-5267
NSN 5935-00-256-4928
NSN 5910-00-795-9655
NSN 5920-01-654-8064
NSN 6110-00-018-0916
NSN 5996-00-569-7391
NSN 4140-01-632-4531
NSN 5895-00-197-7188
NSN 5920-01-353-0089
NSN 6620-01-414-4578