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 5855-00-451-6155
NSN 6610-01-100-3662
NSN 4140-01-187-1819
NSN 5975-01-451-4799
NSN 5920-01-652-8395
NSN 5925-00-521-2527
NSN 6620-00-120-0974
NSN 5985-01-477-9196
NSN 6620-00-671-4539
NSN 6610-00-202-5481
NSN 6650-01-542-9495
NSN 6645-01-094-8917