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 6135-01-148-8531
NSN 6135-01-584-0941
NSN 6110-01-411-7392
NSN 6240-00-408-9545
NSN 5935-00-233-6198
NSN 5920-01-647-1794
NSN 6130-00-256-7934
NSN 5975-01-438-8971
NSN 6105-01-278-9830
NSN 5925-01-349-8770
NSN 6320-00-377-5683
NSN 5950-01-432-0242