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 5996-01-258-7356
NSN 5990-00-956-9130
NSN 5960-00-057-1588
NSN 6240-00-557-4402
NSN 5975-01-147-4781
NSN 6105-00-079-2409
NSN 6135-01-507-4346
NSN 6645-01-367-2581
NSN 5930-00-386-9698
NSN 5935-00-405-8243
NSN 5835-00-954-1190
NSN 6135-00-203-9645