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.
NSN 6220-01-462-1479
NSN 5960-01-381-2478
NSN 6135-01-017-3001
NSN 6145-00-898-0219
NSN 6145-01-159-4031
NSN 5910-00-843-9902
NSN 6650-00-140-8776
NSN 5905-01-201-6429
NSN 6150-00-311-1208
NSN 5998-00-649-8680
NSN 2925-01-538-1343
NSN 6135-01-646-5986