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 6645-01-327-2389
NSN 6105-01-156-6873
NSN 5915-01-200-6217
NSN 6610-01-631-4355
NSN 5920-01-448-5307
NSN 6145-00-678-0429
NSN 5910-00-445-8904
NSN 6110-00-297-5768
NSN 5835-00-257-2852
NSN 6320-00-394-8458
NSN 6620-01-138-8250
NSN 5945-01-407-0385