Fds manual, chapter7, pg 7-133, index no. 9
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 5965-01-388-4181
NSN 5905-01-307-8381
NSN 5855-01-591-0466
NSN 5895-01-584-2646
NSN 6320-00-422-1773
NSN 5930-01-236-7463
NSN 5965-01-650-4459
NSN 5965-00-953-0072
NSN 5975-01-459-5651
NSN 5925-01-084-0777
NSN 6220-01-576-9066
NSN 6645-00-763-4852