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 5975-01-273-0209
NSN 6220-01-076-4383
NSN 6685-00-934-8208
NSN 5990-01-099-8574
NSN 6130-00-008-7609
NSN 5935-01-310-7795
NSN 6685-01-209-6283
NSN 5990-01-395-4194
NSN 5915-01-430-9737
NSN 5998-01-044-6520
NSN 5975-01-139-3860
NSN 6620-00-070-2680