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 5905-01-391-5673
NSN 5960-01-389-0629
NSN 6240-00-539-9770
NSN 6650-00-361-8222
NSN 5998-00-238-0760
NSN 6130-00-141-4319
NSN 6240-01-212-9586
NSN 6220-01-576-5691
NSN 5835-00-170-5238
NSN 6150-01-538-6045
NSN 2925-00-620-2496
NSN 6320-01-607-1491