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 5960-01-533-5162
NSN 6130-00-475-7043
NSN 6240-01-488-3094
NSN 6135-01-222-0703
NSN 5895-01-173-8441
NSN 5895-01-229-1648
NSN 5975-00-186-8884
NSN 5990-01-555-6616
NSN 4140-01-111-7416
NSN 5975-00-495-0041
NSN 5950-01-508-8066
NSN 5975-00-081-9401