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 6650-01-529-6721
NSN 5905-01-267-5781
NSN 5999-01-603-0911
NSN 5975-01-053-1331
NSN 2925-00-350-0348
NSN 5945-01-357-6624
NSN 5945-01-208-5327
NSN 5960-01-110-5192
NSN 6240-01-332-4554
NSN 5998-01-386-0208
NSN 6645-00-986-1110
NSN 6240-01-608-4990