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 6645-01-297-2081
NSN 6610-00-191-5317
NSN 5895-01-086-4743
NSN 6685-01-429-1279
NSN 6685-00-100-4753
NSN 6135-00-898-6996
NSN 5999-00-938-0749
NSN 5895-01-433-1128
NSN 5985-00-868-8769
NSN 6240-01-201-9218
NSN 6240-01-201-6965
NSN 5998-01-398-1251