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2a
RIGHT-Hand
0.438in. and 0.500in. ⁓1/2"
0.500in. ⁓1/2"
flat countersunk
0.333in. and 0.385in.
cross recess type 1
w/s: aircraft, B-1B; aircraft, delta dart F-106; aircraft, orion P-3; aircraft, hercules C-130; helicopter, utility/search and recovery UH-1N; aircraft, stratolifter C-135; FMS-A7 aircraft; aircraft, C-18A, EC-18B; aircraft, starlifter C-141; F117A aircraft
0.190in. (UTS #10)
32
55000 pounds per square inch
99.0 degrees and 101.0 degrees
copper alloy
QQ-B-626 fed spec single material response or QQ-W-321 fed spec single material response
unf
Unf
32
Flat countersunk
0.438 inches minimum and 0.500 inches maximum
Right-hand
2a
Schedule B number: 7415338550
nmfc 096630
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
Used on w/s: aircraft, b-1b; aircraft, delta dart f-106; aircraft, orion p-3; aircraft, hercules c-130; helicopter, utility/search and recovery uh-1n; aircraft, stratolifter c-135; fms-a7 aircraft; aircraft, c-18a, ec-18b; aircraft, starlifter c-141; f117a aircraft. unf thread series 32 thread quantity per inch flat countersunk head style 0.438" 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, 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.