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 6110-00-770-4401
NSN 5965-00-175-8972
NSN 5855-01-387-8827
NSN 4140-01-619-6101
NSN 5950-00-263-6586
NSN 5999-00-444-7104
NSN 5915-01-228-7096
NSN 6645-01-370-5264
NSN 5910-00-219-6301
NSN 5975-01-509-1478
NSN 4140-00-724-1296
NSN 6145-00-162-7922