Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.188in. ⁓13/64"
0.219in. ⁓7/32"
flat chamfer
0.126in. and 0.136in.
0.043in. and 0.053in. ⁓1/16"
slot
0.086in. (UTS #2)
56
copper alloy
ECLIPSALLOY88, condition 1/2 hard national spec single material response
unc
Unc
56
Flat chamfer
0.188 inches minimum
Right-hand
3a
Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unc thread series 56 thread quantity per inch flat chamfer head style 0.188" 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.