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 6610-01-030-8220
NSN 5990-01-453-3552
NSN 6110-00-795-3706
NSN 5930-00-920-3117
NSN 5855-01-506-6767
NSN 5975-01-389-3893
NSN 5999-01-359-4243
NSN 6645-01-518-7287
NSN 6150-01-142-2709
NSN 6685-01-644-4419
NSN 5985-00-897-7865
NSN 5985-01-349-8054