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 6320-00-225-7013
NSN 5905-01-226-4254
NSN 5945-00-067-6712
NSN 5855-01-190-7049
NSN 6150-00-959-9958
NSN 6240-00-509-2485
NSN 6150-01-463-9083
NSN 6110-01-006-6718
NSN 5935-01-481-6727
NSN 5925-01-141-2607
NSN 5999-00-051-5578
NSN 5935-01-510-3265