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 5950-01-014-5589
NSN 6105-01-398-1674
NSN 4140-01-328-1948
NSN 6145-00-068-5540
NSN 5835-01-228-8666
NSN 6220-00-933-5144
NSN 6645-00-119-6221
NSN 6150-01-025-6305
NSN 5998-01-279-1102
NSN 6110-01-352-4537
NSN 5960-00-946-2760
NSN 4140-01-441-2331