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 6650-01-518-9679
NSN 6240-01-224-4125
NSN 5935-00-772-2370
NSN 6320-00-242-3300
NSN 6610-00-788-0134
NSN 5905-01-362-8949
NSN 5855-01-225-5855
NSN 5960-01-106-3086
NSN 6685-01-549-6157
NSN 6645-00-403-6068
NSN 6145-01-296-5580
NSN 5960-00-558-7557