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 5998-01-383-3144
NSN 5910-00-944-7576
NSN 5950-01-529-6542
NSN 5945-01-460-0879
NSN 5905-00-402-1068
NSN 5945-01-560-2948
NSN 5925-00-797-0860
NSN 5985-00-100-1296
NSN 2925-01-156-9570
NSN 5855-01-364-1005
NSN 6135-01-529-8523
NSN 5975-01-350-6719