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 6220-01-253-1173
NSN 5910-00-246-9360
NSN 5985-01-356-7620
NSN 5835-01-424-4577
NSN 7035-00-533-4464
NSN 4140-00-099-9205
NSN 6320-01-412-2973
NSN 6145-01-513-9750
NSN 6130-00-006-5377
NSN 5920-00-300-1843
NSN 6145-01-325-4698
NSN 6645-01-106-6369