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 6110-01-428-8915
NSN 6135-01-397-6564
NSN 5950-00-173-7105
NSN 5950-01-271-2198
NSN 6135-01-031-3032
NSN 4140-00-403-6637
NSN 5930-01-525-3307
NSN 5975-00-285-6079
NSN 5920-01-144-1500
NSN 6620-01-550-6059
NSN 6145-01-134-2001
NSN 6145-01-104-5084