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 6320-01-532-7491
NSN 5935-00-660-4664
NSN 6145-01-627-7654
NSN 5910-00-964-7508
NSN 5910-00-463-2751
NSN 6610-01-105-9520
NSN 5996-01-466-7643
NSN 6145-01-181-6198
NSN 6685-00-216-6676
NSN 5945-01-656-0764
NSN 5920-01-294-5368
NSN 5920-01-581-5095