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 5915-01-444-4069
NSN 5960-00-090-2991
NSN 6240-00-877-6206
NSN 6645-00-862-2904
NSN 6620-01-292-5072
NSN 2925-00-233-5644
NSN 5930-01-137-3158
NSN 6320-01-441-2438
NSN 6685-01-168-8194
NSN 5855-01-619-9240
NSN 5920-01-556-6192
NSN 5999-01-487-1211