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 5915-00-961-8006
NSN 5985-01-610-0691
NSN 5930-01-634-0659
NSN 6650-01-103-7342
NSN 6220-00-231-2687
NSN 5975-00-891-4762
NSN 6650-00-361-8222
NSN 5920-01-110-9242
NSN 5910-01-459-9092
NSN 5965-01-367-2595
NSN 6220-00-801-3872
NSN 5945-01-533-7532