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 5996-01-010-8609
NSN 4140-01-330-7293
NSN 6240-01-026-1376
NSN 6110-00-858-6770
NSN 5905-01-510-9397
NSN 5920-00-317-2219
NSN 6240-01-426-5179
NSN 6610-01-100-3662
NSN 7035-00-009-8705
NSN 5996-01-526-6120
NSN 6650-01-275-9778
NSN 5950-01-153-2650