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 6135-00-913-2062
NSN 5996-00-510-4540
NSN 6620-00-053-2999
NSN 5975-01-344-1637
NSN 6240-01-570-7149
NSN 5895-00-086-5343
NSN 5930-01-512-2009
NSN 5999-01-249-9070
NSN 5910-01-505-6083
NSN 5999-00-856-3129
NSN 6650-01-534-2769
NSN 5999-01-067-1626