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 5935-01-307-6266
NSN 6105-01-170-4478
NSN 6645-01-328-3651
NSN 5975-01-192-7305
NSN 5935-01-376-1986
NSN 6645-01-378-3700
NSN 5975-00-513-2712
NSN 5960-00-315-0358
NSN 5985-00-147-9452
NSN 6145-01-441-2252
NSN 2925-01-106-8871
NSN 5930-00-546-6287