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 6145-01-222-0907
NSN 5999-01-237-2666
NSN 5990-01-095-8866
NSN 5990-00-004-4158
NSN 7035-01-227-2546
NSN 6110-01-198-6154
NSN 5935-01-355-9464
NSN 6620-01-255-7757
NSN 6620-01-583-2779
NSN 5998-00-891-1096
NSN 5855-00-337-3679
NSN 5998-00-707-5781