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 5950-00-205-2932
NSN 6620-00-071-3895
NSN 6645-01-231-9891
NSN 7035-01-119-6271
NSN 6240-00-889-1825
NSN 5910-00-603-4290
NSN 5935-00-513-9606
NSN 6645-00-884-5845
NSN 5910-01-379-3129
NSN 5905-01-120-3368
NSN 5998-01-163-1808
NSN 5925-01-634-0664