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 6130-01-303-1049
NSN 5925-01-076-5700
NSN 4140-01-328-6356
NSN 6145-00-813-1769
NSN 6645-01-418-1657
NSN 6320-01-029-4220
NSN 5999-01-004-3383
NSN 5930-00-028-4322
NSN 5905-01-457-6453
NSN 6220-00-686-5328
NSN 5990-00-419-0236
NSN 5915-00-173-2959