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 6320-01-438-6280
NSN 6650-00-981-9501
NSN 6650-01-429-9242
NSN 6130-00-670-7758
NSN 5960-00-577-1512
NSN 6610-01-008-7564
NSN
NSN 6610-00-161-7439
NSN 5960-00-904-3835
NSN 6650-00-724-8258
NSN 6110-00-950-6065
NSN 5950-01-056-4707