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 6610-01-250-2811
NSN 5945-01-053-6377
NSN 5999-00-136-4173
NSN 6105-00-557-8962
NSN 5925-01-100-0970
NSN 5915-01-219-9088
NSN 6685-01-418-0925
NSN 5895-00-338-6599
NSN 5975-01-196-4878
NSN 5905-00-236-3618
NSN 5905-01-592-2456
NSN 6650-01-300-1668