National Item Identification Number
National Stock Number
Federal Supply Class
A rigid item usually in the form of an arm of various shapes and cross sections, containing two or more holes so spaced that one serves as a pivot with or without hubs and must have a definite means for securing to a shaft (such as threaded hole for set-screw, keyway(s), splines, serrations or some clamping device). The other hole(s) connect(s) to CONNECTING LINK, RIGID; WIRE ROPE ASSEMBLY, SINGLE LEG; or CLEVIS, ROD END; to provide transmission of movement to other parts of the mechanism. See also BELL CRANK. For manually operated items see LEVER, MANUAL CONTROL.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
MATERIAL DOCUMENT AND CLASSIFICATION
QQ-S-00640, FS1010 TO FS1020 FED SPEC SINGLE MATERIAL RESPONSE