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 6645-01-642-3637
NSN 5925-01-463-8594
NSN 5998-01-658-5343
NSN 5925-01-147-5368
NSN 5925-01-592-3077
NSN 7035-01-541-4216
NSN 5835-01-484-1362
NSN 5855-01-414-6265
NSN 6105-00-145-7233
NSN 5945-01-140-3100
NSN 6645-00-269-2764
NSN 6620-00-464-1787