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 6620-00-910-5464
NSN 5910-00-726-9114
NSN 5960-00-938-5897
NSN 5999-01-068-3436
NSN 2925-00-081-3547
NSN 5895-01-416-0381
NSN 5996-01-364-7934
NSN 6620-01-440-9810
NSN 4140-01-561-9847
NSN 7035-00-300-3208
NSN 6150-01-076-9377
NSN 5915-01-217-1394