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 5895-01-445-8373
NSN 2925-01-597-9541
NSN 6110-00-905-6148
NSN 5905-00-306-2799
NSN 6320-01-622-5493
NSN 6320-00-893-2857
NSN 5945-01-412-8255
NSN 5930-00-724-1870
NSN 5999-00-957-7765
NSN 6685-00-527-7952
NSN 5965-00-539-7778
NSN 6135-01-217-8810