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 6145-00-401-3518
NSN 5950-01-126-4832
NSN 5930-01-343-2975
NSN 4140-01-399-8527
NSN 5905-01-045-1591
NSN 7035-01-106-3476
NSN 4140-01-149-3110
NSN 5998-01-134-0409
NSN 5975-01-605-9577
NSN 5910-01-427-3819
NSN 5996-01-111-8580
NSN 6110-00-832-2182