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 4140-00-679-9512
NSN 5965-00-630-7872
NSN 5895-01-111-2328
NSN 4140-00-947-3918
NSN 5945-01-029-9628
NSN 6685-01-590-1161
NSN 6645-01-383-0106
NSN 7035-01-462-1957
NSN 5950-01-620-4234
NSN 6610-01-438-4383
NSN 5945-01-148-1941
NSN 5930-00-445-1719