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 7035-00-981-7216
NSN 6240-00-968-1413
NSN 5935-01-386-3198
NSN 4140-00-139-0701
NSN 5965-01-207-7026
NSN 6610-00-401-2601
NSN 7035-01-021-0074
NSN 6320-00-593-0379
NSN 6645-00-099-6913
NSN 6110-01-336-3997
NSN 6145-01-475-3051
NSN 6610-01-480-0586