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 6220-01-230-9744
NSN 6220-01-355-0610
NSN 5835-01-152-9483
NSN 5915-01-097-5480
NSN 6240-01-426-3738
NSN 5990-01-510-4699
NSN 5925-00-300-3216
NSN 5950-01-349-1906
NSN 6240-01-236-4423
NSN 6135-01-515-2668
NSN 5930-00-153-4447
NSN 6220-00-503-2831