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 6110-01-441-1623
NSN 6130-01-263-3409
NSN 2925-01-362-2515
NSN 5895-01-094-7744
NSN 5920-00-410-7849
NSN 6240-01-386-4594
NSN 6220-01-310-5706
NSN 6320-00-925-0558
NSN 5835-01-158-6878
NSN 6110-01-152-1097
NSN 6145-01-435-9250
NSN 6105-01-599-9665