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 5975-01-381-2763
NSN 6620-01-179-7259
NSN 5855-00-962-5792
NSN 5985-00-636-8689
NSN 5920-00-378-1395
NSN 6610-00-105-5110
NSN 5905-01-616-2069
NSN 6110-01-597-6550
NSN 5975-01-240-7494
NSN 6685-00-335-2964
NSN 5920-00-448-3041
NSN 5855-01-143-5468