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 5895-00-986-8671
NSN 6220-01-311-1753
NSN 5920-01-562-4569
NSN 6240-00-201-9011
NSN 6135-00-470-7779
NSN 5915-01-376-8554
NSN 6610-01-184-3210
NSN 2925-01-181-3972
NSN 5835-01-519-3834
NSN 6645-00-004-8628
NSN 6320-01-173-7950
NSN 5960-00-401-0794