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 5950-01-345-9380
NSN 5990-01-085-3765
NSN 5945-00-435-9520
NSN 5945-01-456-1340
NSN 6620-00-707-4195
NSN 5920-00-108-5399
NSN 5975-01-423-0695
NSN 6150-00-244-1964
NSN 5999-01-541-8842
NSN 5960-00-419-4521
NSN 6645-01-355-5067
NSN 5835-01-136-3394