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 6610-01-440-0604
NSN 6685-01-211-6590
NSN 5975-01-110-6836
NSN 5945-01-322-7960
NSN 6145-01-338-0497
NSN 6145-00-409-6844
NSN 6110-00-143-9931
NSN 5905-00-277-7439
NSN 6110-01-633-3030
NSN 5930-00-609-9342
NSN 4140-00-674-2856
NSN 6645-01-231-9891