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 6620-01-352-5640
NSN 5905-00-215-2885
NSN 6240-01-242-4495
NSN 6620-00-526-0387
NSN 6130-01-192-8746
NSN 5915-01-501-5895
NSN 7035-00-252-7467
NSN 6685-01-160-9447
NSN 5905-00-081-0186
NSN 6150-00-518-2743
NSN 5985-01-321-8561
NSN 6150-01-006-8617