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 6610-01-322-4331
NSN 5895-01-441-5343
NSN 5895-01-265-3103
NSN 6645-01-371-1632
NSN 5945-01-138-1883
NSN 6240-00-892-6175
NSN 6620-00-491-3818
NSN 6620-00-025-1889
NSN 5910-01-330-6453
NSN 5925-01-522-7425
NSN 5930-00-081-3313
NSN 6150-00-797-3937