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 5835-01-629-2044
NSN 6620-01-412-0938
NSN 5990-00-140-4559
NSN 5990-01-034-2390
NSN 5925-01-291-4020
NSN 6135-01-387-0754
NSN 5915-01-145-6071
NSN 5910-00-863-8796
NSN 6220-00-285-8104
NSN 6320-01-547-2743
NSN 5925-00-953-5801
NSN 5920-01-019-8880