Special tool enables one worker to do two-worker job. Wrench holds two nuts in place while third nut, coaxial with others, turned. Developed for tightening delicate couplings on gas-supply panel. Single operator restrains coupling pressure cap and connector body nut with one hand. Other hand free to tighten coupling nut with torque wrench.
Duplex Wrench
NASA Tech Briefs ; 11 , 3
01.03.1987
Sonstige
Keine Angabe
Englisch
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