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 5999-00-137-3986
NSN 5965-00-263-1226
NSN 5960-01-046-2821
NSN 6220-01-151-0835
NSN 5920-00-135-4930
NSN 5935-01-523-8405
NSN 6610-01-444-4001
NSN 6620-01-647-1393
NSN 5960-01-103-5358
NSN 6685-00-180-0349
NSN 6685-00-536-0476
NSN 6110-01-534-4944