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 5965-01-641-9313
NSN 6135-00-412-1687
NSN 6150-01-541-7128
NSN 5965-00-460-8913
NSN 5920-01-435-9530
NSN 6610-01-504-3658
NSN 5975-01-326-7195
NSN 5965-01-460-4172
NSN 5998-01-437-2569
NSN 5996-00-626-3766
NSN 6645-00-363-9775
NSN 5855-00-058-1293