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 5925-01-109-3582
NSN 5965-01-580-0572
NSN 5999-01-381-3186
NSN 4140-01-512-9365
NSN 6240-01-531-0252
NSN 5950-01-216-2260
NSN 6645-00-530-3468
NSN 5910-01-284-1407
NSN 5855-00-058-1293
NSN 5920-01-358-6930
NSN 5910-01-349-0008
NSN 6620-00-618-5979