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 5950-00-894-5343
NSN 5910-01-349-9218
NSN 5895-01-525-7645
NSN 6150-00-717-0995
NSN 6320-00-513-8376
NSN 7035-00-585-2113
NSN 5975-01-240-7888
NSN 5945-00-313-9512
NSN 6645-01-301-9462
NSN 6150-00-799-4528
NSN 6320-01-462-3555
NSN 4140-01-314-4013