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 6220-01-519-9305
NSN 4140-01-506-7844
NSN 6685-01-059-6267
NSN 6620-01-484-6904
NSN 5950-01-009-2031
NSN 6240-01-347-5476
NSN 6145-01-468-5467
NSN 5975-01-392-0436
NSN 5996-01-147-6054
NSN 5960-00-853-8702
NSN 5945-00-245-0397
NSN 5999-01-454-8240