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 5960-00-222-6174
NSN 6685-01-238-0273
NSN 5835-01-174-7700
NSN 5930-01-545-0360
NSN 5855-00-973-5717
NSN 5975-01-098-1640
NSN 5905-01-655-3411
NSN 6220-01-425-8449
NSN 5975-00-865-0208
NSN 5920-01-219-0724
NSN 6320-01-290-5271
NSN 6620-00-581-8984