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 5999-00-208-8163
NSN 6645-01-157-9080
NSN 5950-01-054-3038
NSN 5935-01-503-6293
NSN 5935-01-411-6128
NSN 6320-01-608-1935
NSN 5975-01-634-0678
NSN 5925-01-107-6624
NSN 5996-00-262-5094
NSN 6220-01-032-7370
NSN 6320-01-085-8845
NSN 6105-01-328-0943