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 5935-01-557-8501
NSN 6130-01-439-0637
NSN 5855-01-447-3137
NSN 5905-00-000-0136
NSN 5930-00-172-4482
NSN 2925-00-953-2920
NSN 6110-00-993-3930
NSN 5999-01-464-0591
NSN 5905-01-055-9199
NSN 5998-01-602-8646
NSN 5945-01-025-9453
NSN 6135-01-381-4675