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 5835-01-502-9228
NSN 5915-01-028-8530
NSN 6150-01-558-5237
NSN 5905-01-480-6863
NSN 6135-00-448-5642
NSN 5950-01-593-6496
NSN 2925-01-021-3150
NSN 6220-01-054-4926
NSN 5998-01-592-6859
NSN 5998-01-574-6439
NSN 4140-01-195-5609
NSN 5920-01-660-2963