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 2925-01-629-9416
NSN 5975-00-957-6999
NSN 6130-01-415-9453
NSN 5935-00-505-0815
NSN 5835-00-059-5854
NSN 6110-01-364-6841
NSN 5935-00-269-3191
NSN 5895-01-059-8866
NSN 5895-00-958-7607
NSN 5905-01-203-4406
NSN 2925-01-076-6128
NSN 4140-01-192-6528