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 6650-01-437-8852
NSN 5895-01-499-4674
NSN 5975-01-290-5789
NSN 4140-01-312-5508
NSN 6685-00-309-0477
NSN 6145-01-094-6108
NSN 6110-01-236-7003
NSN 5945-01-259-3443
NSN 5960-00-108-9555
NSN 5990-01-512-9129
NSN 5975-01-088-4883
NSN 5945-01-589-0181