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 7035-01-008-7248
NSN 5930-00-323-8421
NSN 5905-01-435-0061
NSN 5960-01-094-7569
NSN 5975-00-402-5273
NSN 5965-00-878-6652
NSN 6145-01-642-6554
NSN 5920-01-020-7659
NSN 5855-01-380-5102
NSN 6135-00-930-5372
NSN 6240-01-504-9274
NSN 6240-01-363-0477