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 4140-01-328-1948
NSN 6145-01-284-8182
NSN 6685-01-632-0940
NSN 5996-00-280-8980
NSN 6220-01-552-0808
NSN 2925-01-019-1672
NSN 5930-01-175-3056
NSN 5925-00-552-4904
NSN 5855-01-439-1838
NSN 5996-01-419-1201
NSN 6110-00-538-9286
NSN 6610-00-155-1334