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 2925-00-829-9082
NSN 6645-00-021-6408
NSN 5985-00-891-3713
NSN 6650-01-056-7508
NSN 6220-01-446-6430
NSN 5920-01-265-5957
NSN 5855-01-608-9075
NSN 5935-01-048-0960
NSN 6645-01-134-8137
NSN 5910-01-472-2232
NSN 6240-01-525-4275
NSN 5925-01-368-3064