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 5965-01-632-4478
NSN 5975-01-388-5755
NSN 5920-00-524-2291
NSN 6145-00-291-5388
NSN 6650-00-011-0776
NSN 5965-01-525-0893
NSN 5996-01-271-6707
NSN 6110-01-135-7908
NSN 5910-01-265-0816
NSN 6150-00-917-2289
NSN 2925-01-629-7757
NSN 5905-01-521-2968