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 5835-00-481-4203
NSN 5999-00-859-8349
NSN 5920-01-254-2753
NSN 5935-01-097-8074
NSN 4140-01-086-3436
NSN 5855-01-530-0125
NSN 5985-01-188-2385
NSN 5985-00-218-1356
NSN 6150-00-178-0143
NSN 4140-00-230-4252
NSN 6130-00-696-8309
NSN 5975-01-493-6112