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 6685-00-780-7787
NSN 6610-01-069-1156
NSN 5855-00-147-2508
NSN 6105-00-549-2668
NSN 5905-01-616-8875
NSN 7035-00-981-7216
NSN 5996-00-692-6679
NSN 5999-00-525-4320
NSN 6620-00-725-7289
NSN 5945-01-400-3557
NSN 6145-01-032-8078
NSN 6145-01-383-6144