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 5985-01-618-0373
NSN 5965-01-264-8761
NSN 6645-00-491-8963
NSN 5855-01-053-9684
NSN 6620-00-697-1398
NSN 6610-00-191-5317
NSN 5990-01-493-4039
NSN 5915-00-568-2815
NSN 6240-01-487-6459
NSN 6685-01-246-4265
NSN 6650-00-658-9627
NSN 5915-00-259-3772