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 6620-01-210-1933
NSN 6220-00-326-5864
NSN 6110-00-649-9293
NSN 5960-01-522-0391
NSN 5855-01-085-5354
NSN 6130-00-991-0566
NSN 6110-01-327-3001
NSN 7035-01-328-7448
NSN 5920-00-124-0600
NSN 6220-01-353-4854
NSN 6110-01-525-3976
NSN 5835-01-068-3417