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 4140-01-152-2672
NSN 6620-01-537-4121
NSN 5960-01-437-7422
NSN 6620-01-125-0794
NSN 5975-00-789-6209
NSN 5895-00-122-4747
NSN 2925-01-222-7764
NSN 5996-00-659-9187
NSN 6645-01-471-2103
NSN 5985-01-480-8103
NSN 5905-01-078-4444
NSN 6240-00-591-6836