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 6645-01-032-5337
NSN 6110-01-594-5292
NSN 5998-00-516-8964
NSN 7035-01-519-3253
NSN 6150-00-316-3223
NSN 5998-01-227-9599
NSN 5915-00-016-4293
NSN 5965-01-428-3348
NSN 6135-00-284-1406
NSN 5895-01-459-6075
NSN 5915-01-644-7770
NSN 5855-01-578-8733