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 6650-01-381-6516
NSN 5985-01-258-3226
NSN 6685-01-605-6880
NSN 5960-01-057-3521
NSN 5935-01-188-4824
NSN 5910-00-469-3696
NSN 5990-01-235-8404
NSN 6110-01-411-6000
NSN 5935-00-224-6020
NSN 6240-01-505-7424
NSN 6620-00-635-7347
NSN 7035-00-312-3055