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 5996-01-568-8728
NSN 5999-01-456-5510
NSN 5855-00-089-3974
NSN 4140-00-619-1534
NSN 6135-01-626-6325
NSN 5935-00-033-5655
NSN 5960-00-910-3690
NSN 6240-01-097-4722
NSN 6110-00-077-4724
NSN 6220-01-607-6220
NSN 6610-01-592-4150
NSN 6135-01-389-2040