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 5935-01-470-0798
NSN 6130-01-633-2965
NSN 6135-01-472-9011
NSN 5935-01-308-4447
NSN 5855-01-464-5084
NSN 6220-01-510-3927
NSN 7035-01-260-0804
NSN 5960-01-119-4609
NSN 5985-01-222-8462
NSN 6150-00-472-1563
NSN 6620-01-141-5747
NSN 6620-01-327-7273