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 4140-00-172-1804
NSN 6620-01-424-6925
NSN 5855-01-634-0259
NSN 6110-01-406-4818
NSN 6145-00-358-6700
NSN 6685-00-895-1552
NSN 5950-00-007-2725
NSN 5975-00-561-0968
NSN 7035-01-633-9537
NSN 5925-00-254-2683
NSN 5960-01-471-8201
NSN 5996-00-113-7341