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 6610-01-255-4544
NSN 5895-01-343-3423
NSN 2925-01-004-5627
NSN 5915-01-398-1672
NSN 6130-01-345-0350
NSN 2925-00-247-6248
NSN 5905-01-614-6294
NSN 4140-01-380-0454
NSN 5998-01-419-2522
NSN 7035-01-027-3510
NSN 5990-01-128-3758
NSN 5996-01-630-6436