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 2925-00-343-3235
NSN 5998-01-211-6752
NSN 5960-01-624-1170
NSN 6130-00-813-7453
NSN 5990-01-238-1975
NSN 5960-01-439-3731
NSN 6645-01-573-7603
NSN 5945-01-104-4926
NSN 6150-01-029-2488
NSN 6110-01-387-5638
NSN 6105-01-337-8143
NSN 6150-00-840-5847