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 6220-00-145-1423
NSN 6240-01-543-0193
NSN 5935-01-194-9641
NSN 7035-00-193-2269
NSN 5985-00-038-5870
NSN 5950-01-442-8270
NSN 5965-00-698-0423
NSN 5935-01-332-6733
NSN 5855-00-198-3197
NSN 5990-01-573-1634
NSN 6620-01-240-2401
NSN 5950-00-489-5583