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 6685-00-545-3163
NSN 5895-01-062-1405
NSN 5990-01-355-8875
NSN 5855-01-085-5354
NSN 6645-00-359-5463
NSN 6620-01-312-6350
NSN 5920-00-917-6824
NSN 5999-01-044-6250
NSN 6150-00-842-0873
NSN 6240-01-200-7937
NSN 6650-01-095-2978
NSN 5965-01-089-8579