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 4140-00-075-2000
NSN 6220-01-421-4091
NSN 6320-00-483-0451
NSN 7035-00-931-3684
NSN 5945-01-654-2013
NSN 5985-00-186-8755
NSN 6145-01-286-4720
NSN 5950-01-014-5589
NSN 5960-00-686-0559
NSN 5895-00-761-8406
NSN 5905-01-300-2251
NSN 6110-01-463-2308