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 5990-01-200-7460
NSN 5975-01-347-0481
NSN 5975-01-200-2845
NSN 6150-01-355-4118
NSN 6620-01-247-4127
NSN 5990-01-546-1649
NSN 5895-00-443-8821
NSN 5945-01-386-8596
NSN 5965-01-271-0808
NSN 6685-01-571-7743
NSN 5985-00-580-0902
NSN 5990-01-574-2522