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 6645-01-422-3510
NSN 5996-01-190-9982
NSN 6610-01-267-9881
NSN 5990-00-506-8315
NSN 5950-01-085-0072
NSN 5999-00-975-0554
NSN 5835-01-169-5330
NSN 2925-00-684-7708
NSN 6135-00-078-9931
NSN 5915-01-134-5163
NSN 6130-01-356-7059
NSN 5965-01-441-8826