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 6685-01-314-7140
NSN 5935-00-443-2888
NSN 5985-00-439-6606
NSN 5925-00-950-7444
NSN 6240-00-110-4497
NSN 5975-00-916-2536
NSN 6105-00-999-3018
NSN 5915-01-530-6333
NSN 6135-01-400-2947
NSN 5920-01-384-3387
NSN 5855-01-494-3713
NSN 5910-01-518-0040