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 5965-01-030-0108
NSN 5960-00-167-0397
NSN 5960-00-979-7303
NSN 7035-01-066-8308
NSN 5996-01-421-4761
NSN 6320-00-521-9350
NSN 5985-01-062-5538
NSN 2925-00-660-8131
NSN 6645-00-057-3499
NSN 5895-01-194-5676
NSN 5935-00-505-0815
NSN 6620-01-303-2563