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 5930-00-605-8986
NSN 6130-00-964-9083
NSN 6645-01-442-6476
NSN 6650-01-433-8101
NSN 4140-01-171-9210
NSN 5905-00-805-9090
NSN 6145-01-412-0926
NSN 4140-00-111-3247
NSN 6610-00-993-5601
NSN 6650-01-191-6862
NSN 5975-00-913-4534
NSN 5945-00-233-7167