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 6130-00-586-7173
NSN 6130-01-138-5230
NSN 6620-01-173-3284
NSN 5960-01-632-6576
NSN 5930-01-106-7456
NSN 6110-00-271-9928
NSN 6610-01-076-4800
NSN 5855-01-264-4610
NSN 6135-01-142-6456
NSN 5975-01-323-3757
NSN 2925-01-244-3016
NSN 5855-00-482-9876