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 6610-00-901-5137
NSN 6135-01-014-9755
NSN 6135-01-599-7563
NSN 5930-01-411-6884
NSN 6320-01-648-5538
NSN 6240-00-580-0666
NSN 6240-00-372-4841
NSN 6110-00-186-2542
NSN 6645-01-642-3637
NSN 6135-01-264-0382
NSN 5945-01-478-6096
NSN 6145-01-399-1158