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 5975-01-401-5355
NSN 6610-00-292-9895
NSN 5905-01-559-4077
NSN 6645-01-033-5051
NSN 5975-01-215-1205
NSN 2925-00-989-0523
NSN 5965-00-479-9567
NSN 6145-01-181-6198
NSN 6620-00-248-6950
NSN 5935-00-253-4733
NSN 6610-01-398-8815
NSN 5905-01-559-6768