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 5996-00-176-0999
NSN 5945-01-013-6930
NSN 6685-01-141-9823
NSN 5985-00-202-5867
NSN 5996-00-412-3364
NSN 5935-01-260-8078
NSN 6110-00-134-1534
NSN 6650-01-564-2415
NSN 6220-01-326-1789
NSN 5935-01-280-9158
NSN 6645-01-592-2557
NSN 6645-00-173-2800