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 6130-01-225-9761
NSN 5960-00-003-6631
NSN 6650-01-399-8552
NSN 6145-00-010-5135
NSN 6320-00-688-9983
NSN 5855-00-228-8446
NSN 5996-01-580-1975
NSN 5990-01-255-7387
NSN 6240-00-646-6931
NSN 5999-01-368-8834
NSN 2925-00-835-4315
NSN 5960-01-339-3037