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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-01-492-6575
NSN 6645-01-470-0635
NSN 5895-01-553-2107
NSN 5960-01-458-0774
NSN 5905-00-209-9776
NSN 5930-01-158-5385
NSN 6145-01-558-3171
NSN 6135-00-196-5267
NSN 6145-01-592-9694
NSN 6105-01-357-6320
NSN 5950-01-365-2334
NSN 6105-00-487-1053