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 4140-01-381-6738
NSN 5975-00-402-3329
NSN 6240-01-630-2702
NSN 6320-00-695-3891
NSN 5975-01-018-5909
NSN 6130-01-648-5273
NSN 5996-01-590-7886
NSN 5965-01-643-9010
NSN 5910-01-181-1577
NSN 5985-01-067-6520
NSN 5835-01-216-7289
NSN 5945-00-824-8846