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 2925-01-400-2286
NSN 5945-01-343-3209
NSN 7035-01-537-0033
NSN 6645-00-498-6869
NSN 5975-01-648-6659
NSN 5960-00-642-9977
NSN 6240-00-655-2523
NSN 5920-01-178-5167
NSN 5935-01-304-2142
NSN 6610-01-038-6780
NSN 5965-00-247-4886
NSN 5915-01-192-6901