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 6620-00-278-7313
NSN 5920-00-199-9514
NSN 6105-01-557-4372
NSN 5965-01-184-2477
NSN 5960-01-425-1454
NSN 6320-01-466-4175
NSN 5895-01-017-6190
NSN 5950-01-422-2408
NSN 5985-00-397-7296
NSN 5990-00-965-0495
NSN 6135-01-511-1975
NSN 6240-00-016-3092