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 6645-00-235-4685
NSN 6220-01-615-4461
NSN 5998-01-403-2586
NSN 6645-01-527-4456
NSN 4140-01-540-5318
NSN 5975-01-217-2516
NSN 5950-00-474-3194
NSN 5965-01-162-8689
NSN 6130-01-423-0612
NSN 6650-01-338-6042
NSN 5920-01-031-1199
NSN 5835-00-373-2671