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 6685-00-153-3914
NSN 4140-01-118-8918
NSN 6130-01-449-1178
NSN 6110-01-594-8354
NSN 6220-01-176-9139
NSN 5950-01-106-3799
NSN 6685-00-379-4652
NSN 5945-01-658-5485
NSN 5930-01-397-2639
NSN 6145-00-004-7323
NSN 6650-00-647-1085
NSN 6145-00-139-7570