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 6620-00-538-8746
NSN 5915-00-575-2822
NSN 5990-01-148-0435
NSN 5975-01-239-6488
NSN 5965-00-468-3071
NSN 6645-01-079-3741
NSN 5935-01-030-1974
NSN 6685-01-343-7363
NSN 5915-00-998-4573
NSN 6220-01-029-5037
NSN 5855-00-763-2155
NSN 6130-00-662-8557