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 5895-01-406-4601
NSN 4140-00-204-3563
NSN 6610-01-468-6880
NSN 5996-00-221-7663
NSN 6110-01-149-2242
NSN 5985-01-029-3648
NSN 6145-00-681-1585
NSN 5950-01-541-5016
NSN 6145-01-654-7718
NSN 6150-01-472-1933
NSN 5915-00-375-5000
NSN 7035-01-474-6886