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 6135-01-400-2947
NSN 5925-01-354-8098
NSN 5985-00-071-1401
NSN 2925-01-149-0353
NSN 5985-01-212-9180
NSN 6110-01-536-2470
NSN 5895-01-390-8793
NSN 5950-01-246-2835
NSN 4140-01-111-2486
NSN 5960-01-156-6979
NSN 6645-01-633-1852
NSN 5998-01-143-4028