Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.938in. ⁓61/64"
1.250in. ⁓1-1/4"
flat countersunk
0.831in. and 0.875in.
slot
0.500in. ⁓1/2"
20
80.0 degrees and 82.0 degrees
copper alloy 464 or copper alloy 482 or copper alloy 485 or copper alloy 462
MIL-B-994 1/4 h mil spec all material responses
unf
a type
Unf
20
Flat countersunk
0.938 inches minimum
Right-hand
3a
Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unf thread series 20 thread quantity per inch flat countersunk head style 0.938" thread length right-hand 3a thread class
1. | E87886-2 | Cage 80020 |
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.