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 5960-00-953-5811
NSN 6620-00-005-5624
NSN 6645-01-414-4941
NSN 5985-00-155-8308
NSN 5990-01-173-9531
NSN 5965-00-905-6895
NSN 5905-01-448-3300
NSN 6135-00-816-9052
NSN 4140-01-034-5867
NSN 4140-01-406-5344
NSN 5920-01-281-7354
NSN 5996-01-421-4761