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 6105-01-440-2243
NSN 6130-01-226-3386
NSN 6685-01-183-2890
NSN 6110-00-104-8009
NSN 6220-01-352-7833
NSN 5990-01-264-9759
NSN 5945-00-529-0103
NSN 5998-01-240-3120
NSN 6240-00-027-9931
NSN 6130-01-415-6547
NSN 5996-00-116-1276
NSN 5975-01-056-9142