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 5920-01-476-8278
NSN 6645-01-563-2812
NSN 6145-01-642-2744
NSN 5920-01-252-8660
NSN 6130-01-428-3290
NSN 5996-01-470-1404
NSN 6150-01-171-6192
NSN 6650-00-451-8174
NSN 5895-01-251-5774
NSN 6130-00-754-2950
NSN 6110-01-140-0863
NSN 5999-00-277-4257