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 5975-01-162-6221
NSN 6685-01-500-0395
NSN 5990-00-461-5372
NSN 5835-01-560-6516
NSN 5996-00-577-0483
NSN 5895-01-599-2780
NSN 6220-00-719-7714
NSN 6645-01-399-0661
NSN 6130-01-332-4637
NSN 6130-00-624-0671
NSN 6620-01-102-0008
NSN 6135-00-880-1026