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 5975-01-181-5679
NSN 5905-01-315-1985
NSN 5985-00-019-8534
NSN 6105-01-181-9310
NSN 6650-00-443-4292
NSN 6645-01-199-7553
NSN 5915-00-418-3849
NSN 5930-01-419-9482
NSN 6650-01-530-0589
NSN 6645-01-502-2936
NSN 5925-00-978-4965
NSN 5965-01-224-4993