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 6320-01-098-2503
NSN 6645-01-576-8423
NSN 5930-01-213-6301
NSN 6610-01-328-3400
NSN 6610-01-055-4147
NSN 5975-00-258-3056
NSN 6150-01-172-9099
NSN 5965-01-521-3224
NSN 5905-00-067-9609
NSN 6610-01-293-9838
NSN 7035-01-313-6973
NSN 6145-00-299-7757