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 6320-01-100-7554
NSN 5930-01-521-3881
NSN 5985-01-470-4643
NSN 4140-01-172-4637
NSN 6685-00-464-0853
NSN 5975-01-271-3283
NSN 5925-00-120-9366
NSN 5910-01-506-1913
NSN 5996-01-028-6047
NSN 5999-01-358-2791
NSN 5960-01-512-0233
NSN 5965-01-396-3184