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 5915-00-310-3156
NSN 5855-00-256-5562
NSN 7035-00-392-5417
NSN 6650-01-122-0169
NSN 4140-01-332-6904
NSN 6645-01-356-1751
NSN 5905-00-576-6777
NSN 5996-00-829-2025
NSN 6645-01-523-0812
NSN 5895-01-577-7999
NSN 6610-01-419-0929
NSN 6685-01-435-5628