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 5975-00-337-0448
NSN 5985-00-493-0720
NSN 2925-01-244-3016
NSN 6620-01-442-8444
NSN 6320-00-242-0626
NSN 5998-01-536-7918
NSN 6650-00-973-9533
NSN 7035-01-107-2811
NSN 5985-01-430-2923
NSN 5910-01-065-0977
NSN 6320-00-400-8042
NSN 5975-00-677-2012