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 5930-01-147-6035
NSN 6105-01-437-6431
NSN 5975-01-146-5663
NSN 5996-01-378-6438
NSN 6145-01-190-8971
NSN 5950-01-207-3571
NSN 6110-01-652-2293
NSN 5835-01-091-2553
NSN 5999-00-016-0405
NSN 4140-01-628-0508
NSN 5920-01-401-5315
NSN 5975-00-782-4634