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 5960-00-707-3335
NSN 2925-00-880-4061
NSN 7035-01-549-5462
NSN 5975-01-056-8415
NSN 5935-01-408-5213
NSN 2925-00-233-5644
NSN 5985-01-326-4625
NSN 5935-00-867-9182
NSN 5905-01-528-9209
NSN 6145-01-559-5810
NSN 5895-01-316-4973
NSN 6135-01-246-0308