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 6620-00-004-5466
NSN 5855-01-442-6840
NSN 5975-00-529-3835
NSN 5960-01-449-1310
NSN 6220-01-093-9012
NSN 6145-01-467-3244
NSN 6145-01-182-8781
NSN 6135-01-199-1185
NSN 6145-01-634-0388
NSN 5965-01-030-7253
NSN 6650-01-371-5886
NSN 6105-00-686-1732