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 6130-00-439-6344
NSN 6145-01-184-8472
NSN 5960-01-564-5044
NSN 5975-01-087-7906
NSN 5855-01-428-9456
NSN 6135-00-087-5300
NSN 5925-00-868-4313
NSN 5950-00-812-4443
NSN 5996-01-196-2042
NSN 5910-01-242-3520
NSN 5895-00-180-5830
NSN 2925-00-246-3077