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 5855-01-109-1807
NSN 6220-01-140-4110
NSN 5996-00-518-4880
NSN 6685-00-476-9644
NSN 5950-00-553-9439
NSN 6240-01-188-2745
NSN 5915-01-450-5245
NSN 5895-01-382-7940
NSN 5975-01-347-0101
NSN 6650-00-279-5741
NSN 5855-01-222-1242
NSN 6645-01-468-4990