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 6610-01-300-8383
NSN 6320-01-050-1290
NSN 6645-00-409-2168
NSN 6240-01-487-8757
NSN 5915-01-090-0478
NSN 5920-01-567-9489
NSN 5950-01-188-8524
NSN 5855-01-634-0259
NSN 5945-00-515-2667
NSN 6685-00-209-4400
NSN 5905-01-419-6768
NSN 5855-00-014-5008