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 6220-00-707-5044
NSN 6135-01-226-4071
NSN 5960-01-543-0235
NSN 5905-00-553-0683
NSN 6650-01-610-5856
NSN 6685-00-916-8274
NSN 4140-00-318-0159
NSN 5835-01-544-5183
NSN 5998-00-833-5510
NSN 5835-00-351-9459
NSN 6645-01-411-5657
NSN 5960-01-503-0362