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 6645-01-259-7142
NSN 6135-01-502-0018
NSN 6220-01-654-5210
NSN 2925-01-500-4952
NSN 6620-01-367-4960
NSN 5835-01-123-8305
NSN 5960-01-147-0905
NSN 5925-01-354-1129
NSN 6610-01-393-9997
NSN 5920-00-929-3213
NSN 5950-01-458-7608
NSN 6320-01-118-0553