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 6610-01-648-4460
NSN 5930-01-500-8110
NSN 6145-01-386-4299
NSN 5915-01-398-1672
NSN 4140-01-555-8190
NSN 6145-01-645-3666
NSN 6135-01-291-6712
NSN 5975-01-606-5160
NSN 5965-00-886-8511
NSN 6685-00-195-2254
NSN 6620-01-301-3258
NSN 5915-01-155-7468