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 6645-00-382-8994
NSN 6620-01-433-7952
NSN 5925-01-589-8222
NSN 6620-00-816-9755
NSN 5930-00-360-1967
NSN 5950-01-440-9885
NSN 6220-01-390-4090
NSN 5855-01-068-3683
NSN 6240-00-456-2578
NSN 6135-00-243-8330
NSN 5998-01-399-8714
NSN 5895-01-357-3133