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 5985-01-442-7850
NSN 6150-00-985-3385
NSN 5996-00-618-5920
NSN 5965-00-255-3889
NSN 5998-01-434-1210
NSN 6150-00-852-7040
NSN 5910-01-011-1151
NSN 5985-01-473-3226
NSN 2925-01-082-7248
NSN 6320-01-116-3980
NSN 5895-00-147-4101
NSN 2925-01-603-6379