Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.375in. ⁓3/8"
0.500in. ⁓1/2"
knurled no. 1
0.500in.
0.313in. ⁓21/64"
flat
0.190in. (UTS #10)
32
unthreaded portion undercut 0.140 in dia, 0.125 in lg
copper alloy 360
astm B-16 assn std single material response
lacquer
unf
Unf
Copper alloy 360
32
Knurled no. 1
0.375 inches minimum
Right-hand
3a
Schedule B number: 7415338550
nmfc 093486
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unf thread series lacquer surface treated unthreaded portion undercut 0.140 in dia, 0.125 in lg 32 thread quantity per inch knurled no. 1 head style 0.375" thread length right-hand 3a 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. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).