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 5999-01-103-0968
NSN 5910-00-139-3364
NSN 6620-00-262-3113
NSN 7035-01-040-3561
NSN 6650-01-121-5754
NSN 6645-01-651-2743
NSN 2925-01-346-7435
NSN 2925-01-577-0004
NSN 2925-00-319-1805
NSN 6150-01-516-9559
NSN 5998-00-412-0525
NSN 5855-01-418-0089