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 7035-01-327-6130
NSN 6240-00-660-8849
NSN 5990-01-177-2838
NSN 6105-01-293-7200
NSN 5935-00-954-3866
NSN 5935-01-634-0668
NSN 2925-01-616-3037
NSN 6130-00-170-4844
NSN 5996-01-464-4276
NSN 5999-01-553-4107
NSN 4140-01-505-9088
NSN 6145-00-856-4042