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 5999-01-542-4922
NSN 5960-01-020-6316
NSN 2925-01-197-7864
NSN 5925-00-994-0405
NSN 5920-01-501-3072
NSN 5895-01-260-4206
NSN 6135-01-151-2705
NSN 5990-01-374-3877
NSN 6620-01-487-2509
NSN 5965-01-425-5857
NSN 6105-00-253-1654
NSN 5855-01-379-3160