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 6645-01-441-4456
NSN 5975-01-510-3251
NSN 5999-01-338-3444
NSN 5910-01-502-2914
NSN 5965-01-613-6289
NSN 5855-00-237-4088
NSN 5930-01-460-8851
NSN 6110-01-090-0804
NSN 6110-01-220-1660
NSN 6240-01-477-0012
NSN 5920-01-641-9652
NSN 5999-01-508-2041