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 5920-01-485-3280
NSN 6220-00-304-7358
NSN 6110-01-497-5430
NSN 5985-00-212-7690
NSN 5915-01-030-6112
NSN 7035-01-158-8860
NSN 5965-00-285-0745
NSN 5998-00-869-1408
NSN 5965-00-078-7615
NSN 5960-01-013-0079
NSN 5945-01-290-5773
NSN 6650-01-432-1830