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 5960-00-959-5226
NSN 6145-01-611-1074
NSN 5855-01-188-4049
NSN 5975-01-415-0918
NSN 5985-00-544-4100
NSN 6150-00-644-8745
NSN 6685-01-263-7265
NSN 6320-01-459-6992
NSN 5835-01-100-3265
NSN 5925-01-055-9223
NSN 6650-01-110-2142
NSN 5910-00-518-4608