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 5895-00-543-2906
NSN 6240-01-586-9718
NSN 5930-00-188-9880
NSN 6145-01-052-9341
NSN 5855-01-062-3126
NSN 5965-01-543-2937
NSN 5920-01-323-6739
NSN 6105-01-334-3266
NSN 5996-00-351-2369
NSN 6110-01-555-8410
NSN 5960-01-228-8858
NSN 6135-01-199-1185