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 5935-01-592-8275
NSN 5910-01-536-8291
NSN 5910-00-954-5905
NSN 6135-01-062-9356
NSN 5999-01-500-1835
NSN 6130-00-775-2309
NSN 4140-01-425-5555
NSN 6150-01-125-3016
NSN 6145-00-269-4271
NSN 2925-00-982-0409
NSN 6620-00-777-3481
NSN 5915-00-912-5873