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 6145-00-213-9181
NSN 6105-00-664-1292
NSN 6645-01-352-6583
NSN 6220-01-341-7850
NSN 2925-00-844-2789
NSN 5998-01-440-2611
NSN 6110-01-125-9723
NSN 6650-00-177-6390
NSN 5975-00-383-1384
NSN 5895-01-228-0453
NSN 6620-01-168-8450
NSN 5910-01-073-1492