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 6240-01-508-4146
NSN 6645-01-490-0325
NSN 5965-01-179-5847
NSN 6110-00-402-0055
NSN 6685-01-119-7057
NSN 6320-01-309-4407
NSN 6645-01-248-3123
NSN 5895-01-227-5213
NSN 5985-01-528-6434
NSN 5975-00-110-4089
NSN 5935-00-158-5541
NSN 2925-00-497-5346