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 5925-01-519-9251
NSN 5960-01-259-3846
NSN 5910-01-090-1034
NSN 5975-01-077-8675
NSN 5998-01-514-7857
NSN 2925-01-129-1261
NSN 6685-01-359-8716
NSN 5999-00-931-7638
NSN 5905-01-598-6292
NSN 5920-01-633-3751
NSN 5835-01-085-3008
NSN 6610-00-119-7819