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 5975-00-835-7753
NSN 7035-01-633-9537
NSN 5965-01-415-2898
NSN 6135-01-523-3198
NSN 5985-01-187-6304
NSN 5975-01-644-4865
NSN 5935-00-873-5756
NSN 6220-01-303-0996
NSN 5925-00-959-6075
NSN 5999-01-296-6814
NSN 5960-00-422-0578
NSN 5910-00-476-6950