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 6645-01-437-7770
NSN 6650-01-572-2639
NSN 5996-00-466-9781
NSN 6150-01-525-5897
NSN 6645-01-352-0886
NSN 6320-01-527-0211
NSN 5975-01-364-0312
NSN 5925-00-227-8557
NSN 5975-01-032-5982
NSN 6130-00-492-1390
NSN 6105-00-572-5887
NSN 5950-01-201-9148