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 5945-01-412-6907
NSN 6645-01-070-1210
NSN 5855-01-648-7687
NSN 6645-01-461-3725
NSN 6320-01-177-3192
NSN 6240-00-635-9953
NSN 5915-01-570-0108
NSN 5925-00-199-9565
NSN 5895-00-396-3162
NSN 5920-01-221-9598
NSN 2925-01-620-9673
NSN 6150-00-615-8737