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 5996-01-257-8179
NSN 5855-00-924-8436
NSN 5915-01-500-2147
NSN 5905-01-632-7987
NSN 5990-01-609-4793
NSN 6105-00-165-3877
NSN 5960-01-411-5217
NSN 6685-01-554-9217
NSN 7035-01-517-1713
NSN 5999-00-981-1988
NSN 6105-01-181-1468
NSN 6150-00-826-4197