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 5915-00-853-8583
NSN 5920-01-288-4389
NSN 5960-01-425-1454
NSN 5930-01-102-4083
NSN 6320-01-310-8068
NSN 6645-01-301-9462
NSN 5950-00-097-9565
NSN 2925-01-362-2515
NSN 5990-01-615-4129
NSN 5998-00-409-5798
NSN 5895-01-119-2925
NSN 5996-01-295-6499