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 5960-01-468-5785
NSN 5920-01-629-9639
NSN 6110-01-465-5831
NSN 6645-01-090-2555
NSN 7035-00-897-7567
NSN 2925-00-902-3881
NSN 5975-01-351-6846
NSN 4140-01-417-2611
NSN 6135-00-628-1142
NSN 5855-00-252-5743
NSN 6135-01-301-8776
NSN 7035-01-462-5766