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 6110-00-460-7179
NSN 6620-01-290-2973
NSN 6145-01-510-9406
NSN 5985-00-959-7190
NSN 6685-01-281-7267
NSN 6620-01-457-9476
NSN 5855-01-547-5118
NSN 5920-01-465-6312
NSN 5996-00-336-3046
NSN 6220-01-424-5621
NSN 6240-01-587-6623
NSN 6110-01-360-5568