Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.499in. and 0.578in. ⁓37/64"
1.203in. and 1.250in. ⁓1-1/4"
flat countersunk
0.447in. and 0.507in.
cross recess type 1
0.250in. ⁓1/4"
28
125000 pounds per square inch
26.0 rockwell c and 32.0 rockwell c
99.0 degrees and 101.0 degrees
steel comp 8740 or steel comp 8630
MIL-S-6049 mil spec 1st material response or MIL-S-6050 mil spec 2nd material response
cadmium and chromate
QQ-P-416, ty 2, cl 3 fed spec single treatment response
unf
1HD
Unf
Cadmium and chromate
28
Flat countersunk
0.499 inches minimum and 0.578 inches maximum
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unf thread series cadmium screw surface treated 28 thread quantity per inch flat countersunk head style 0.499" thread length right-hand 3a thread class
1. | AN509-416R19 | Cage 88044 |
2. | 3MFR509-416R19 | Cage 76301 |
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.