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 5855-00-361-0167
NSN 4140-00-727-3731
NSN 5895-01-564-8425
NSN 5930-01-407-3068
NSN 5998-01-594-6152
NSN 6685-01-113-8005
NSN 6620-01-599-2011
NSN 4140-01-111-2486
NSN 6110-01-439-9615
NSN 5920-00-076-6763
NSN 5895-00-665-3991
NSN 6240-01-449-0746