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 5945-01-054-5556
NSN 5996-01-620-6550
NSN 5930-01-349-3469
NSN 6220-00-145-1423
NSN 5935-01-346-7858
NSN 5965-01-457-7297
NSN 5855-01-361-2362
NSN 5950-01-441-1328
NSN 6220-00-528-7752
NSN 5895-01-077-6280
NSN 5990-01-066-1526
NSN 5960-01-496-7837