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 6135-01-346-0851
NSN 5915-00-503-0783
NSN 5965-00-523-1787
NSN 5935-01-091-6929
NSN 5990-01-010-5475
NSN 6610-01-232-0814
NSN 5999-01-154-6372
NSN 5950-01-463-1929
NSN 5985-00-090-7488
NSN 6145-00-521-0001
NSN 6110-00-840-6560
NSN 6145-01-212-3528