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 5998-01-253-7296
NSN 5985-01-476-8978
NSN 5985-00-244-5147
NSN 6650-01-527-3693
NSN 5996-00-856-5810
NSN 5920-00-626-3287
NSN 6610-00-734-5976
NSN 2925-01-314-4612
NSN 6620-01-444-4048
NSN 5965-00-958-7455
NSN 5999-01-342-5594
NSN 5996-01-032-5926