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 6650-01-520-8701
NSN 4140-01-076-3720
NSN 5945-01-621-2751
NSN 5960-00-552-9500
NSN 5975-00-491-2976
NSN 5945-00-903-7498
NSN 6685-01-246-5038
NSN 6145-01-424-7950
NSN 5996-01-180-5834
NSN 5855-00-973-5717
NSN 5945-00-682-1814
NSN 6620-00-506-0112