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 5990-00-181-2220
NSN 5975-01-391-8537
NSN 6685-01-495-5653
NSN 6645-00-412-5677
NSN 5915-01-065-9775
NSN 7035-01-041-2754
NSN 5905-01-422-6880
NSN 5965-00-258-6809
NSN 6685-01-401-5360
NSN 6105-01-577-5310
NSN 6240-01-461-8193
NSN 5996-00-992-3865