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 5950-00-862-1154
NSN 5990-01-118-8624
NSN 5935-00-994-7214
NSN 5950-01-113-4903
NSN 6220-01-386-5613
NSN 6240-01-100-4158
NSN 5975-00-155-4181
NSN 6145-01-412-7517
NSN 5960-00-201-5265
NSN 5915-01-004-9002
NSN 5920-01-104-6198
NSN 5930-01-322-8107