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 5960-01-505-2426
NSN 5945-01-510-5730
NSN 6110-01-284-5709
NSN 6220-01-244-5329
NSN 6650-00-170-5095
NSN 5965-01-607-0353
NSN 4140-00-456-0902
NSN 5930-00-292-1089
NSN 6610-01-420-1739
NSN 6620-01-608-8548
NSN 6685-01-462-1674
NSN 5975-01-400-4204