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 5910-01-337-4921
NSN 5835-01-386-4027
NSN 6145-01-067-8419
NSN 5960-00-760-1949
NSN 6620-00-670-9551
NSN 5895-01-085-0791
NSN 6650-00-537-9222
NSN 6650-01-170-4397
NSN 6220-01-274-2468
NSN 5999-00-260-0471
NSN 6685-01-281-7267
NSN 6110-01-255-4485