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 5855-01-261-5495
NSN 5990-01-199-4832
NSN 4140-01-472-5743
NSN 6150-01-020-7824
NSN 2925-00-336-8364
NSN 6320-00-371-8335
NSN 5965-00-931-8446
NSN 5915-00-173-1126
NSN 5835-01-177-1092
NSN 5975-01-400-0627
NSN 5930-01-394-9493
NSN 5985-00-152-5137