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 5996-00-617-1676
NSN 6145-00-057-0889
NSN 5950-01-237-9445
NSN 5950-01-039-6272
NSN 5985-00-775-2420
NSN 5996-00-583-9498
NSN 5930-00-829-9019
NSN 6645-01-509-7326
NSN 6685-01-513-5849
NSN 5950-01-128-1018
NSN 6105-01-237-2507
NSN 6240-00-878-1965