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 6645-00-103-2517
NSN 6145-01-438-5817
NSN 6685-00-202-5233
NSN 5895-01-210-6018
NSN 6110-00-195-7769
NSN 5975-00-900-4013
NSN 5996-01-469-3140
NSN 6645-01-103-4493
NSN 6135-01-463-2445
NSN 2925-01-154-2949
NSN 6650-01-051-2021
NSN 6620-01-227-9640