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 5945-01-180-1178
NSN 5910-01-479-4175
NSN 6130-00-115-9306
NSN 5985-00-548-3199
NSN 5905-01-089-8723
NSN 5910-01-233-2905
NSN 5996-01-167-8914
NSN 2925-01-053-5697
NSN 5895-01-528-7564
NSN 5960-00-890-9032
NSN 6130-00-115-0574
NSN 6220-00-323-0800