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 5950-00-597-3661
NSN 6105-01-428-3795
NSN 6150-00-299-6678
NSN 6135-01-154-3526
NSN 6105-01-521-7420
NSN 5996-00-836-1435
NSN 5975-00-549-9431
NSN 6610-00-435-8932
NSN 6110-00-573-1297
NSN 6620-01-277-3947
NSN 6645-00-171-9639
NSN 6610-00-924-0804