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 6240-01-073-9334
NSN 5999-01-529-3983
NSN 5990-01-216-1276
NSN 6150-00-549-9779
NSN 5945-01-319-1654
NSN 2925-00-391-0331
NSN 5895-00-167-7881
NSN 5985-01-188-7903
NSN 5999-00-863-3750
NSN 5965-01-475-0666
NSN 5996-01-300-1111
NSN 5998-01-426-4456