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 6685-01-173-9507
NSN 5965-01-599-1863
NSN 5905-01-286-5797
NSN 4140-00-925-9218
NSN 6620-01-290-2973
NSN 4140-01-407-9668
NSN 6320-01-067-0474
NSN 6240-01-656-0012
NSN 5960-01-500-6615
NSN 5835-01-366-5907
NSN 6220-01-065-2171
NSN 6135-01-121-3225