Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.500in. ⁓1/2"
0.875in. ⁓7/8"
hexagon
0.156in. ⁓5/32"
0.375in.
0.250in. ⁓1/4"
finished head
20
copper alloy 482
QQ-P-637 fed spec single material response or QQ-B-639 fed spec single material response
unc
b type
as mod by fastener lg
1EA
Unc
Copper alloy 482
20
Hexagon
0.500 inches minimum
Right-hand
3a
Schedule B number: 7415338550
nmfc 093460
Other copper screws (not for wood) bolts and nuts
FSC 5306 ⁓ Bolts
unc thread series 20 thread quantity per inch hexagon head style 0.500" thread length right-hand 3a thread class
1. | 4700-3177329PC96 | Cage 80064 |
2. | 4700-3196202PC43 | Cage 80064 |
Nothing similar to this part number was found in our inventory
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. see also screw, cap, hexagon head and screw, machine.