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 5920-01-373-1018
NSN 6650-00-557-0780
NSN 4140-00-580-8508
NSN 5930-01-142-8729
NSN 5975-01-199-8423
NSN 5895-00-082-4269
NSN 5965-01-167-8513
NSN 6105-01-200-2918
NSN 5935-01-055-7812
NSN 6150-01-304-0203
NSN 6240-00-698-5822
NSN 6645-01-302-9608