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 6110-01-521-2745
NSN 2925-01-107-7939
NSN 6620-01-034-4539
NSN 7035-01-614-3139
NSN 5975-01-644-8902
NSN 5855-00-252-5743
NSN 4140-01-441-0283
NSN 6650-01-431-6796
NSN 4140-01-416-2798
NSN 6220-01-074-6948
NSN 5905-01-651-9314
NSN 5905-01-467-5436