Serving our customers with quality and safety first.
2a
RIGHT-Hand
0.500in. ⁓1/2"
0.625in. ⁓5/8"
flat chamfer
0.367in. and 0.375in.
0.226in. and 0.231in. ⁓15/64"
hexagon
0.250in. ⁓1/4"
0.187in. and 0.189in. ⁓13/64"
20
copper alloy 647 or copper alloy 655 or copper alloy 661
unc
Unc
Copper alloy 647 or copper alloy 655 or copper alloy 661
20
Flat chamfer
0.500 inches minimum
Right-hand
2a
Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unc thread series 20 thread quantity per inch flat chamfer head style 0.500" thread length right-hand 2a thread class
Nothing similar to this part number was found in our inventory
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.