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 5895-01-431-7328
NSN 6240-00-275-1950
NSN 6645-01-433-1398
NSN 5996-01-421-4080
NSN 5915-01-059-6755
NSN 4140-00-601-8921
NSN 5935-01-655-0899
NSN 6150-00-430-0651
NSN 7035-01-145-5059
NSN 6610-01-469-6235
NSN 6130-01-006-6504
NSN 6685-01-377-0519