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 4140-01-364-1684
NSN 6240-01-096-4572
NSN 5910-00-513-4783
NSN 6110-01-585-1368
NSN 6650-00-731-8388
NSN 6650-01-279-0658
NSN 5895-01-464-4341
NSN 6110-00-657-4739
NSN 6110-01-549-7019
NSN 6220-01-519-9305
NSN 6610-01-570-7550
NSN 5910-01-586-4990