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 5965-01-323-7225
NSN 5985-00-081-9836
NSN 6220-00-452-3866
NSN 6135-01-511-1975
NSN 5999-00-007-8127
NSN 5985-01-641-8859
NSN 5985-01-492-7955
NSN 5999-01-366-2984
NSN 6650-01-381-2972
NSN 5915-01-247-2148
NSN 5990-01-268-2236
NSN 5950-00-035-8791