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 5965-01-258-5662
NSN 5915-01-453-8257
NSN 5920-01-137-6107
NSN 4140-01-203-6091
NSN 6145-00-153-2818
NSN 5895-01-430-2555
NSN 5999-01-085-0690
NSN 5960-00-300-2358
NSN 5990-01-210-9788
NSN 6685-01-415-5603
NSN 5920-01-142-7554
NSN 2925-00-478-3742