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 5996-00-079-1268
NSN 6130-01-433-2215
NSN 6110-01-319-0259
NSN 2925-01-525-8212
NSN 5975-01-501-5244
NSN 6110-01-195-6695
NSN 6130-01-257-0942
NSN 5945-00-336-3166
NSN 6110-00-333-2160
NSN 5965-00-739-2063
NSN 6150-01-150-5127
NSN 5945-01-052-0108