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 5985-01-237-2570
NSN 6650-01-602-7567
NSN 5835-01-110-0697
NSN 6685-01-431-7927
NSN 6110-01-206-4779
NSN 6135-00-175-7132
NSN 5975-01-045-4588
NSN 6610-01-278-9704
NSN 5910-01-303-6055
NSN 5990-00-285-1948
NSN 6110-01-646-0840
NSN 5835-01-126-2480