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 5990-01-506-7695
NSN 5925-01-137-6161
NSN 6610-01-647-7412
NSN 5915-01-279-3775
NSN 5985-01-534-7188
NSN 5835-00-092-1136
NSN 5950-00-070-0271
NSN 5930-00-043-0484
NSN
NSN 6145-01-200-7936
NSN 5975-00-269-4365
NSN 5835-00-540-9669