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 6220-01-622-6717
NSN 5999-00-906-7286
NSN 5905-01-441-8271
NSN 6650-01-051-4972
NSN 5975-01-069-2196
NSN 5910-01-359-8909
NSN 5990-01-327-1558
NSN 6620-01-576-4308
NSN 6135-00-243-8330
NSN 6240-00-635-9953
NSN 5910-01-418-5344
NSN 5985-00-841-7897