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 7035-01-423-8343
NSN 6610-01-431-4054
NSN 5915-01-388-6524
NSN 6145-00-226-1194
NSN 5999-01-421-3388
NSN 6240-01-472-2950
NSN 5925-01-167-7000
NSN 5835-01-336-1153
NSN 5910-01-246-7281
NSN 2925-01-603-6379
NSN 2925-01-085-0691
NSN 5945-01-318-2338