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 6110-00-946-1060
NSN 5855-00-631-4565
NSN 6650-00-641-6139
NSN 7035-01-116-6223
NSN 5935-00-995-3297
NSN 5930-01-120-3349
NSN 6650-00-050-0476
NSN 6220-01-422-3602
NSN 5998-01-231-7152
NSN 5895-01-460-7437
NSN 5895-01-398-0642
NSN 6645-00-854-7505