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 5925-00-170-4090
NSN 6685-01-414-6800
NSN 5905-01-197-2517
NSN 6240-01-129-7060
NSN 5990-01-448-2751
NSN 5835-00-065-6757
NSN 5935-00-515-2819
NSN 6135-01-186-4010
NSN 5925-01-307-1325
NSN 5855-00-631-4565
NSN 6650-01-224-2555
NSN 6620-01-524-0583