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 6645-01-466-2083
NSN 6610-01-180-7558
NSN 6150-00-601-6683
NSN 5975-01-507-9144
NSN 6685-01-468-6572
NSN 5985-00-631-4778
NSN 5975-01-217-4635
NSN 5950-01-510-3802
NSN 5835-00-215-3769
NSN 6240-00-960-2884
NSN 6105-00-887-3793
NSN 6620-01-221-2643