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 5950-00-303-7428
NSN 7035-01-014-3808
NSN 6645-00-854-7505
NSN 6135-01-077-5705
NSN 5935-00-035-4559
NSN 5855-00-327-2112
NSN 7035-01-227-2546
NSN 5960-00-780-8081
NSN 6135-01-531-1413
NSN 5895-01-023-8446
NSN 5950-01-411-6227
NSN 5990-01-176-2724