Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.500in. ⁓1/2"
0.500in. ⁓1/2"
flat countersunk
cross recess type 1
0.138in. (UTS #6)
32
copper alloy
cadmium or chromate
unc
Unc
Cadmium or chromate
32
Flat countersunk
0.500 inches
Right-hand
3a
Schedule B number: 7415338550
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unc thread series cadmium or chromate screw surface treated 32 thread quantity per inch flat countersunk head style 0.500" 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, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.