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 5930-01-551-7899
NSN 6610-01-349-6333
NSN 6620-01-437-0387
NSN 5965-01-238-3900
NSN 5920-01-253-6303
NSN 6240-00-027-3420
NSN 4140-01-375-8072
NSN 5855-01-088-8700
NSN 5998-01-488-1237
NSN 6685-01-544-5277
NSN 5925-01-361-0255
NSN 5855-01-515-9547