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 5910-01-008-2381
NSN 6145-00-275-4046
NSN 7035-01-335-7536
NSN 5920-01-207-4729
NSN 5990-01-424-2954
NSN 7035-01-574-6363
NSN 6620-01-422-9708
NSN 5895-00-035-8813
NSN 6645-01-285-9431
NSN 5990-01-310-5630
NSN 5950-00-318-9229
NSN 5990-01-411-5930