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 5990-01-584-8363
NSN 5985-00-974-9961
NSN 6105-00-870-4023
NSN 6240-01-172-4604
NSN 6650-01-040-3958
NSN 5985-01-121-4593
NSN 5945-01-650-1812
NSN 6130-01-341-0222
NSN 5925-01-643-6192
NSN 6150-00-100-1302
NSN 5950-01-040-0282
NSN 6645-01-372-7475