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 6105-00-357-1801
NSN 6150-01-622-3498
NSN 5935-00-728-9960
NSN 6650-01-103-7342
NSN 6145-00-635-9957
NSN 6220-01-422-3602
NSN 6145-01-252-9841
NSN 6105-01-584-6454
NSN 6110-00-205-1778
NSN 5990-00-315-9343
NSN 5975-01-062-1435
NSN 5960-01-143-1202