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 6110-01-480-6908
NSN 5910-00-408-2181
NSN 5835-00-373-2671
NSN 5930-00-737-6100
NSN 6620-01-601-7491
NSN 6105-00-333-2581
NSN 6240-00-963-5964
NSN 6135-00-444-1402
NSN 5960-01-481-3722
NSN 6135-01-215-1245
NSN 6610-01-376-3993
NSN 6130-01-165-2130