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 5996-01-158-2531
NSN 5910-01-256-6199
NSN 5950-00-087-7667
NSN 5920-01-473-2349
NSN 6240-00-740-8901
NSN 6105-00-499-5200
NSN 6130-00-452-1486
NSN 6145-00-842-1952
NSN 5855-01-286-9928
NSN 6130-01-133-6495
NSN 5925-01-255-4283
NSN 5945-00-812-8579