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 5930-00-169-6985
NSN 5965-01-607-1966
NSN 6645-00-492-9487
NSN 5910-00-740-7286
NSN 5895-01-462-2650
NSN 5975-01-364-0312
NSN 6135-01-431-6801
NSN 5905-01-065-1663
NSN 4140-00-972-9513
NSN 5965-00-289-6280
NSN 2925-01-426-3410
NSN 5945-00-706-8172