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 6320-01-592-6248
NSN 5920-01-426-6666
NSN 5910-01-340-7403
NSN 6110-01-015-2866
NSN 5855-00-228-8446
NSN 5915-01-202-4884
NSN 6105-00-023-7160
NSN 5920-01-508-9004
NSN 6645-01-174-0859
NSN 7035-00-200-5162
NSN 5895-00-197-7188
NSN 5999-00-389-6251