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 6620-01-026-0346
NSN 5965-00-471-5018
NSN 7035-01-135-0050
NSN 5895-01-294-8565
NSN 5960-01-127-2163
NSN 6645-01-154-3080
NSN 5990-01-206-3606
NSN 6220-00-615-2168
NSN 5975-01-046-2103
NSN 6130-00-252-1643
NSN 6110-01-181-4520
NSN 2925-01-411-4666