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 6240-00-308-9456
NSN 5985-00-361-8863
NSN 6130-00-939-4639
NSN 5996-00-239-4782
NSN 6240-01-333-1996
NSN 5960-01-249-7617
NSN 5835-01-424-0054
NSN 5965-01-220-0529
NSN 6135-01-386-5709
NSN 7035-01-183-1989
NSN 6145-00-914-9045
NSN 5960-00-287-9932