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 6220-01-213-3210
NSN 6320-01-294-2500
NSN 2925-00-690-8763
NSN 5975-01-321-5918
NSN 6685-00-115-9210
NSN 6150-01-358-2113
NSN 5960-01-553-4557
NSN 5990-01-651-0170
NSN 6240-01-319-8145
NSN 5990-01-443-2931
NSN 5915-01-454-0459
NSN 6320-01-491-0327