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 6620-00-185-1671
NSN 6620-01-372-4168
NSN 5925-01-526-3328
NSN 6130-01-378-5732
NSN 5996-00-840-5246
NSN 5960-01-445-3622
NSN 7035-01-113-6492
NSN 6650-00-312-1200
NSN 5965-00-416-6618
NSN 4140-01-100-4164
NSN 6135-01-199-1185
NSN 5925-00-340-9982