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 6610-01-131-2636
NSN 5910-01-106-5391
NSN 6685-01-528-6345
NSN 6145-01-123-5128
NSN 6130-01-359-6562
NSN 5925-00-069-1306
NSN 5960-01-380-0885
NSN 5915-01-613-6024
NSN 5935-01-382-8074
NSN 6130-01-033-6410
NSN 6620-01-168-8450
NSN 5985-01-200-1020