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 5990-01-056-6413
NSN 5895-00-725-2702
NSN 5975-01-247-2305
NSN 5895-01-569-6902
NSN 5945-00-782-8936
NSN 5960-01-386-5770
NSN 6150-00-767-7942
NSN 6105-00-647-3955
NSN 6220-01-041-2194
NSN 2925-00-143-3198
NSN 6240-00-734-3276
NSN 6650-00-012-2430