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 5985-01-370-1974
NSN 5996-01-069-5027
NSN 5985-01-115-4410
NSN 6610-01-210-2051
NSN 5975-00-358-7916
NSN 5935-00-824-7958
NSN 5920-01-322-4216
NSN 6105-01-531-4262
NSN 5990-01-516-9665
NSN 6320-00-521-9350
NSN 6650-00-966-5205
NSN 2925-01-327-3069