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 5910-01-290-2968
NSN 5985-01-140-7491
NSN 6110-01-049-4362
NSN 5990-01-259-7138
NSN 6135-01-190-2628
NSN 6130-01-556-2546
NSN 5925-01-012-3624
NSN 6110-01-135-2027
NSN 6130-00-150-7294
NSN 4140-00-152-7092
NSN 6620-00-303-9947
NSN 6220-01-128-8248