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 5945-00-011-3609
NSN 6105-00-973-7247
NSN 6645-01-271-0248
NSN 6130-01-396-9529
NSN 6240-01-254-9448
NSN 6685-01-457-4511
NSN 5985-01-519-2909
NSN 5965-01-650-5785
NSN 5945-01-120-7588
NSN 5905-00-306-1233
NSN 5965-01-117-1651
NSN 6650-01-399-3628