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 4140-01-311-9755
NSN 5985-00-343-3632
NSN 5990-00-014-2310
NSN 5905-01-481-7561
NSN 5990-01-030-5206
NSN 6685-01-439-5388
NSN 5996-00-553-7348
NSN 6320-00-070-4544
NSN 6110-01-359-1751
NSN 5895-01-613-9838
NSN 5998-00-414-1181
NSN 5996-01-134-3225