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 7035-00-360-2008
NSN 6110-01-346-5183
NSN 6240-01-157-5154
NSN 6610-01-143-5650
NSN 2925-01-359-9818
NSN 5895-01-510-0833
NSN 6150-00-314-0728
NSN 6320-01-253-1028
NSN 7035-00-281-4082
NSN 5998-00-138-7407
NSN 6650-01-608-4820
NSN 2925-01-211-3294