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 6135-00-932-3136
NSN 5985-01-153-2657
NSN 6220-00-812-0515
NSN 4140-01-609-7987
NSN 5910-00-240-7284
NSN 5925-00-368-1291
NSN 6135-01-101-5039
NSN 5905-01-280-6547
NSN 5960-01-148-0074
NSN 5895-01-302-6228
NSN 5996-01-125-3334
NSN 6320-01-119-3935