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 6240-00-419-4301
NSN 5925-01-177-7423
NSN 5996-01-552-6037
NSN 5945-01-038-7797
NSN 5960-01-255-5580
NSN 5960-01-200-4621
NSN 5945-01-519-3283
NSN 5975-01-328-6737
NSN 6145-01-114-5593
NSN 5975-00-940-7820
NSN 5905-00-989-1197
NSN 6610-01-473-1843