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 5935-00-389-7160
NSN 6610-00-465-7461
NSN 5930-01-118-7703
NSN 6240-01-224-4125
NSN 5855-00-494-9581
NSN 6320-01-204-2922
NSN 5985-01-585-3313
NSN 5910-01-124-6069
NSN 6110-01-535-2791
NSN 5950-01-107-5910
NSN 6320-01-608-1935
NSN 6105-01-512-5506