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 5999-01-515-8384
NSN 5895-00-290-6501
NSN 5835-01-191-3405
NSN 6145-01-278-9675
NSN 5960-00-398-1029
NSN 5925-00-006-3539
NSN 6105-01-401-5361
NSN 6130-00-036-9889
NSN 6645-00-801-8237
NSN 5920-00-594-3124
NSN 6685-00-802-0544
NSN 6135-01-445-6589