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 6135-00-377-9165
NSN 6135-01-375-6724
NSN 6650-01-290-8705
NSN 5915-01-218-6637
NSN 6650-01-407-4653
NSN 6240-01-320-9169
NSN 5945-00-269-5375
NSN 6135-01-589-0333
NSN 6105-00-421-8424
NSN 2925-01-217-5889
NSN 5990-00-707-0731
NSN 5925-01-512-8731