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 6620-00-333-0712
NSN 5985-00-168-8384
NSN 6620-01-646-0105
NSN 5950-01-309-3381
NSN 2925-01-089-6269
NSN 6110-01-316-0744
NSN 5985-00-608-0869
NSN 5925-01-127-2074
NSN 5965-01-094-1796
NSN 6620-01-485-9743
NSN 5925-00-814-4088
NSN 6650-00-754-2276