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 5835-00-233-6327
NSN 6620-01-168-8450
NSN 6150-01-613-0646
NSN 6145-01-078-5217
NSN 6620-01-259-5944
NSN 7035-01-114-8550
NSN 5835-01-197-0390
NSN 6320-00-224-3538
NSN 6620-00-150-6514
NSN 5835-00-061-5717
NSN 5920-01-645-3462
NSN 5975-01-452-9568