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 2925-01-261-0701
NSN 6135-00-840-6451
NSN 6220-01-051-3865
NSN 5998-01-030-2835
NSN 5965-00-510-4301
NSN 5910-01-020-9476
NSN 5999-01-054-3858
NSN 6145-01-612-3745
NSN 5935-00-601-6405
NSN 5855-01-502-1607
NSN 5985-01-215-2210
NSN 5920-00-276-3403