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 7035-01-474-0244
NSN 5925-00-064-2188
NSN 5999-00-290-5898
NSN 4140-01-233-2479
NSN 6145-00-144-0918
NSN 5998-00-961-0773
NSN 5975-01-242-9549
NSN 5835-00-987-9341
NSN 5996-01-502-2907
NSN 4140-01-268-2898
NSN 4140-01-191-1247
NSN 6145-01-533-4430