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 6150-01-037-0050
NSN 5990-00-913-5543
NSN 5920-01-152-4036
NSN 6320-00-688-9983
NSN 5996-01-472-2544
NSN 5985-01-423-9887
NSN 5925-01-319-1648
NSN 5965-01-063-7894
NSN 5985-01-275-5645
NSN 5945-00-162-1860
NSN 5985-01-604-0392
NSN 5996-01-455-9921