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 5985-01-634-0635
NSN 6135-01-557-9656
NSN 5990-01-472-2447
NSN 6130-00-246-2038
NSN 2925-00-246-3077
NSN 6110-00-271-9928
NSN 5996-01-069-2370
NSN 6240-00-318-8800
NSN 5920-01-624-7882
NSN 4140-00-866-9587
NSN 6110-01-357-1386
NSN 6135-00-112-8637