MULTI-PURPOSE GROUND CLAMP AND BALL STUDS
BALL SOCKET GROUND CLAMPS AND BALL STUDS
CAT NO DESCRIPTION RANGE MAXIMUM 
SIZE 
CABLE
MAXIMUM
FAULT CURRENT 
RATING
TERMINAL 
TYPE
LBS
BRONZE
21720 EYE SCREW 1?O.D. BALL STUD 4/0 43KA@ 15 CYCLES
30KA@ 30 CYCLES
THREADED 0.9
21726 T HANDLE 1.4
21721 BALL STUD, 1?O.D., SHORT - 1/2-13 THREAD, 2 1/4?LONG SHANK - TIN PLATED COPPER 0.5
21722 BALL STUD, 1?O.D., LONG - 1/2-13 THREAD, 4?LONG SHANK - TIN PLATED COPPER 0.8
?nbsp; C Head upper jaw is designed for use on 
conductors.  Slotted 揤?also allows the 
ground clamp to be attached to the ball 
stud(s) shown.
?nbsp; Both sides of the clamp are drilled and 
tapped to attach ball studs for use as 
hanger studs.  Drilled and tapped holes 
are 1/2?13 and can also be utilized as 
lubrication ports.



CAT NO DESCRIPTION MAIN LINE RANGE
MAXIMUM
MINIMUM
MAXIMUM 
FAULT CURRENT 
RATING
TERMINAL 
TYPE
LBS
ALUMINUM
21703 MULTI-PURPOSE 
GROUND CLAMP
556 MCM .86 DIA
6 SOLID .16 DIA
43KA@ 15 CYCLES
30KA@ 30 CYCLES
THREADED 1.1
21705 20mm BALL STUD / 1/2-13 X 1/2?LONG THREAD - TIN PLATED COPPER 0.4
21706 20mm BALL STUD/ 1/2-13 X 2?LONG THREAD - TIN PLATED COPPER 0.5
CAT NO DESCRIPTION RANGE MAXIMUM 
SIZE 
CABLE
MAXIMUM
FAULT CURRENT 
RATING
TERMINAL 
TYPE
LBS
BRONZE
21720 EYE SCREW 1?O.D. BALL STUD 4/0 43KA@ 15 CYCLES
30KA@ 30 CYCLES
THREADED 0.9
21726 T HANDLE 1.4
21721 BALL STUD, 1?O.D., SHORT - 1/2-13 THREAD, 2 1/4?LONG SHANK - TIN PLATED COPPER 0.5
21722 BALL STUD, 1?O.D., LONG - 1/2-13 THREAD, 4?LONG SHANK - TIN PLATED COPPER 0.8





 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
  			