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 5925-01-446-1494
NSN 2925-01-243-0328
NSN 5999-01-249-3169
NSN 5920-01-556-0912
NSN 6150-01-209-9557
NSN 5945-01-039-1454
NSN 5960-00-959-7413
NSN 5920-01-265-4002
NSN 5895-01-383-1369
NSN 5945-01-198-1745
NSN 7035-01-231-2450
NSN 5920-00-066-6885